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Plant family: Asteraceae

• Asteraceae
• Acanthospermum,australe,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Acanthospermum,australe, ,,,,,,,Weed Science List
• Acanthospermum,australe, ,Paraguay starbur,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Acanthospermum,hispidum,,"star burr, goat's head, bristly star bur, upright star burr",XX,LP,NT,,,Australian Naturalised and/or Noxious Taxa
• Acanthospermum,hispidum, ,,,,,Weed of aquatic ecosystems Web Address: http://hammock.ifas.ufl.edu/text/fw/19934.htm,,"Florida Weeds, FAIRS."
• Acanthospermum,hispidum, ,"star burr, goat's head, bristly star bur, upright star burr",,,,"in norther Aust problem in tobacco, maize, sorghum & pastures; reduces pasture yield & in dense patches available grazing area; burrs serious contaminant of wool & injure animals; also cause poisoning, 2.4% of KNO3 on dry matter basis","native of trop. S Amer & now is widely spread throughout the trop & subtrop; occurs as serious weed of crops in Bolivia, Brazil, Afr, India, Madagascar, Mauritius, Caribbean, Indo, PNG, southern USA & Aust","Noxious Weeds of Australia, P & C"
• Acanthospermum,hispidum, ,"star burr, goat's head",,,,,,Weed Science List
• Acanthospermum,hispidum,syn ,"bristly sandbur, starbur, upright sandbur",,,,"on poorer types of grassland & in all kinds of arable land; in Java & Timor, along roads & in fallow fields, in areas with a pronounced dry season; up to 1300m alt.; upland & rainfed rice fields, in Afr increasing its area rapidly & also becoming noxious ","S Amer, pantropical; in Indonesia, in E Java, the Lesser Sundan Is & Irian Jaya, as far as known; in Afr, it is a fairly recent introd","Weeds of Rice in Indonesia, Soerjani et al, 1987"
• Acanthospermum,hispidum, ,"star burr, bristly star bur, goathead, Texas cockspur, upright starabur",,,,,"Native to tropical Amer, but is now widely distributed in tropical & subtropical areas of the world, occurring in nearly 40 countries & causing serious control problems in many crops",WORLD WEEDS Natural Histories & Distribution - Holm et. al.
• Acanthospermum,hispidum, ,bristly starbur,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Acanthospermum,hispidum, ,"star burr, goat's head",,P,,,,Western Australian Prohibited List
• Acanthostyles,buniifolius, ,,,,,,,Weed Science List
• Acanthostyles,buniifolius, ,,,P,,,,Western Australian Prohibited List
• Achillea,distans,,,S,,,,,Australian Naturalised and/or Noxious Taxa
• Achillea,distans,,tansyleaf milfoil,S,N,,,,Australian Naturalised and/or Noxious Taxa
• Achillea,distans, ,,,,,,,Weed Science List
• Achillea,lanulosa, ,Western yarrow,,,,80% germ at room temp (22-290C) on sterile moist cellucotton in petri dishes,,Germination & Establishment of Weeds for Experimental Purposes
• Achillea,lanulosa, ,western yarrow,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Achillea,millefolium,,Yarrow,XAX,N,,,,Australian Naturalised and/or Noxious Taxa
• Achillea,millefolium, ,Yarrow,,,,"Dispersal: Wind. Life Form: Perennial herb. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 4,5,8,15","Introduced deliberately from: Eur and Commercially Available, , In Victoria: Limited distribution, medium to large populations",Environmental Weed Invasions In Victoria
• Achillea,millefolium, ,Common yarrow,,,,"80% germ in darkness in alternating temps of 20-300C, min temp 2-50C, max temp greater than 400C optimum temp 20-350C",,Germination & Establishment of Weeds for Experimental Purposes
• Achillea,millefolium, ,Yarrow,,,,,All Europe,Hanf "Arable Weeds of the World"
• Achillea,millefolium, ,yarrow,,,,,,Weed Science List
• Achillea,millefolium, ,common yarrow,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Achillea,ptarmica,,"sneezewort, adder's tounge, wildfire",w,,,,,Australian Naturalised and/or Noxious Taxa
• Achillea,ptarmica, ,sneezewort,,,,,,Weed Science List
• Achillea,tomentosa,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Achillea,tomentosa, ,,,,,,,Weed Science List
• Acroptilon,repens,"Acroptilon picris, Centaurea picris, Centaurea repens","creeping knapweed, hardheads, hardhead thistle, blue weed, Russian centaurea, Russian knapweed",XX,LP,NSW; Vic; SA; NT; Tas,,,Australian Naturalised and/or Noxious Taxa
• Acroptilon,repens, ,Russian Knapweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Acroptilon,repens," Acroptilon picris, Centaurea picris, Centaurea repens","creeping knapweed, hardheads, hardhead thistle, blue weed, Russian centaurea, Russian knapweed",,,,"one of the most competitive of all weeds & agric. land in California; dense patches 100-300 shoots/sq.m, virtually exclude all other sp. & can reduce crop yields by 75-100% resulting in paddocks abandoned & no longer cropped","originated near Capsian Sea in Asia Minor, Afgh & Mongolia, from where it has spread to most temp areas of world; imprt. weed in N Amer, widespd in cereal areas of W Canada & N USA; weed of vineyards & cereal crops in Arg & S Afr, Iran, Turkey, & S Union","Noxious Weeds of Australia, P & C"
• Acroptilon,repens, ,Creeping knapweed N ,,,," PROCLAIMED PLANTS IN SOUTH AUSTRALIA, AUGUST 1996 # Plant must be destroyed. * Control required in part of the State only. + Control not required. n Notifiable in part of the State. N Notifiable throughout the State. c Special program in south-ea"," Sale of Plant, or Produce, Goods etc. Prohibited in South Australia (Section 54(1) (2) applies) Roadside control cost to be met by adjoining Landholder (Section 60 applies) Mov","South Australian ""Proclaimed Plants"" (Weed)"
• Acroptilon,repens, ,"creeping knapweed, hardheads, hardhead thistle",,,,,,Weed Science List
• Acroptilon,repens, ,"creeping knapweed, hardheads, hardhead thistle",,P,,,,Western Australian Prohibited List
• Actinea,odorata, ,,,,,29% germ of seed planted straight into glasshouse 7-8mths after harvest,,Germination & Establishment of Weeds for Experimental Purposes
• Ageratina,adenophora, ,,,,,Initial list of Invasive weeds nominated by Aliens list members,,"Aliens List, Nominated Worst Invasive Weeds"
• Ageratina,adenophora,"Eupatorium adenophorum, Eupatorium glandulosum, Eupatorium pasdadense","Crofton weed, catweed, hemp agrimony, Mexican devil, sticky agrimony, sticky eupatorium",HX,NLP,NSW; Qld,,,Australian Naturalised and/or Noxious Taxa
• Ageratina,adenophora, ,Eupatory ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Ageratina,adenophora," Eupatorium adenophorum, Eupatorium glandulosum, Eupatorium pasdadense","Crofton weed, catweed, hemp agrimony, Mexican devil, sticky agrimony, sticky eupatorium",,,,"reduces crop yield, affects carrying capacity of grazing lands & restricts movement of stock & machinery; cattle find it unpalatable, sheep & goats eat it without ill effect, but horse die as a result of eating it-Numibah or Tallebudgera horse disease","native of C Amer is now naturalised & widely estab. as a serious weed in many trop & subtrop areas, esp. NE India between sea level & 2000m, Nigeria, SE Asia, Pacific Is., NZ & Aust","Noxious Weeds of Australia, P & C"
• Ageratina,adenophora, ,crofton weed,,,,"Herbaceous Species Invades: Roadsides, railsides, plantations, mainly around Pietermaritzburg, KwaZulu-Natal.",Origin C Amer,Plant Invaders of Southern Africa. (Weeds)
• Ageratina,adenophora, ,crofton weed,,,,"Herbaceous Species Invades: Roadsides, railsides, plantations, mainly around Pietermaritzburg, KwaZulu-Natal.",Origin C Amer,Plant Invaders of Southern Africa. (Weeds)
• Ageratina,adenophora, ,crofton weed,,,,"Herbaceous Species Invades: Roadsides, railsides, plantations, mainly around Pietermaritzburg, KwaZulu-Natal.",Origin C Amer,Plant Invaders of Southern Africa. (Weeds)
• Ageratina,adenophora, ,crofton weed,,,,"Herbaceous Species Invades: Roadsides, railsides, plantations, mainly around Pietermaritzburg, KwaZulu-Natal.",Origin C Amer,Plant Invaders of Southern Africa. (Weeds)
• Ageratina,adenophora, ,Crofton weed,,,,,,Weed Science List
• Ageratina,adenophora, ,Crofton weed,,P,,This spp. is a target of biocontrol efforts in South Africa,,Western Australian Prohibited List
• Ageratina,altissima,"syn Ageratum altissimum L., Eupatorium rugosum Houtt. & Eupatorium ageratoides L. f."," white snakeroot, richweed, snakeroot",,P,,"Comments: based on Ageratum altissimum L., non Eupatorium altissimum L..Uses for taxon: Vertebrate poisons: mammals (fide Kingsbury 1964, as Eupatorium rugosum; Lampe and McCann 1985; Everist 1981; Marderosian & Liberti 1988 as Eupatorium rugosum)Sp",Canada [southeast & south-central]; United States [east & central],Western Australian Prohibited List
• Ageratina,riparia, ,,,,,Initial list of Invasive weeds nominated by Aliens list members,,"Aliens List, Nominated Worst Invasive Weeds"
• Ageratina,riparia,"Eupatorium riparium, Eupatorium cannabinum (misapplied)","mistflower, catspaw, creeping Crofton weed, river eupatorium, small Crofton weed, white weed",HXX,NLP,NSW; Qld; NT,,,Australian Naturalised and/or Noxious Taxa
• Ageratina,riparia," Eupatorium riparium, Eupatorium cannabinum (misapplied)","mistflower, catspaw, creeping Crofton weed, river eupatorium, small Crofton weed, white weed",,,,"quickly invades disturbed areas on frost-free slopes & in Qld abandoned banana plantations; shade tolerant, it often occurs as a subdom. in assoc. with Crofton weed in gullies & on streambanks; reduces carrying capacity of pastures, restricts movement","native of C Amer which was introd to many parts of the world as an ornamental; escaping from cultivation it has become serious weed Afr, India, Indo, PNG, SE Asia, USA, some Pacific Is, NZ & Aust","Noxious Weeds of Australia, P & C"
• Ageratina,riparia, ,Mistflower,,,,,,Weed Science List
• Ageratina,riparia, ,Mistflower,,P,,This spp. is a target of biocontrol efforts in Hawaii,,Western Australian Prohibited List
• Ageratum,conyzoides, ,ageratum,,,,"Africa (tropical Africa ?), gardens, field crops",Cook Islands; Fiji; French Polynesia; Guam; New Caledonia; Niue; Papua New Guinea; American Samoa; Western Samoa; Solomon Islands; Tonga; Vanuatu ,""Weeds of Agriculture and Plantation Foresty in the Southern and Western Pacific", D.F Waterhouse"
• Ageratum,conyzoides,,billygoat weed,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Ageratum,conyzoides, ,Tropic ageratum,,,,45% germ of seed stored dry for approx. 2wks after harvest,,Germination & Establishment of Weeds for Experimental Purposes
• Ageratum,conyzoides, ,invading ageratum,,,,"Herbaceous Species Invades: forest, woodland, grassland, cultivated lands, riverbanks, wetlands, coastal dunes.",Origin: S & C Amer,Plant Invaders of Southern Africa. (Weeds)
• Ageratum,conyzoides, ,invading ageratum,,,,"Herbaceous Species Invades: forest, woodland, grassland, cultivated lands, riverbanks, wetlands, coastal dunes.",Origin: S & C Amer,Plant Invaders of Southern Africa. (Weeds)
• Ageratum,conyzoides, ,billygoat weed,,,,,,Weed Science List
• Ageratum,conyzoides, ,,,,, Weeds of sown grassland ,,Weeds and Weed Control in Asia
• Ageratum,conyzoides,syn ,goat weed,,,,"moister areas in agricultural land, waste places, compounds, roadsides, plantations of all kinds; up to 3000m alt; flowers all the year round & may produce up to 40 000 seeds/plant; upland rice fields, may become troublesome in plantations after grasses h","tropical Amer, pantropical, also in the subtropics; introd to Java before 1860 & has spread throughout Indonesia","Weeds of Rice in Indonesia, Soerjani et al, 1987"
• Ageratum,conyzoides, ,tropic ageratum,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Ageratum,conyzoides, ,billygoat weed,,P,,,,Western Australian Prohibited List
• Ageratum,houstianum,,bluemink,H,N,,,,Australian Naturalised and/or Noxious Taxa
• Ageratum,houstonianum, ,Mexican ageratum,,,,"Herbaceous Species Invades: forest, woodland, grassland, cultivated lands, riverbanks, wetlands, coastal dunes.",Origin: S & C Amer,Plant Invaders of Southern Africa. (Weeds)
  Ageratum,houstonianum, ,Mexican ageratum,,,,"Herbaceous Species Invades: forest, woodland, grassland, cultivated lands, riverbanks, wetlands, coastal dunes.",Origin: S & C Amer,Plant Invaders of Southern Africa. (Weeds)
• Ageratum,houstonianum, ,,,,,,,Weed Science List
• Ageratum ,conyzoides,syn ,Goat weed,,,,"Nile and canal banks""Cultivated as garden plant for cut flowers etc. Used as a remedy for abdominal problems & digestion, & has other medicinal properties""","Introduced from trop. & subtrop. Amer, naturalised into Old World in many trop. & subtrop countries","The Weed Flora of Egypt Boulos, L., & Nabil el-Hadidi, M"
• Agoseris,grandiflora, ,,,,,"85% germ of dry stored seed, 1 yr after harvest at constant temp. 15C or 20C darkness",,Germination & Establishment of Weeds for Experimental Purposes
• Ambrosia,artemisiifolia,"Ambrosia diversifolia, Ambrosia elatior, Ambrosia media, Ambrosia monophylla","annual ragweed, bitterweed, common ragweed, hay-feverweed, hog-weed",XX,L,Qld; SA; NT,,,Australian Naturalised and/or Noxious Taxa
• Ambrosia,artemisiifolia, ,Common ragweed,,,,"prechilling of moist seed at 1-7C, then germ at alternating light & temps of 20-30C",,Germination & Establishment of Weeds for Experimental Purposes
• Ambrosia,artemisiifolia, ,Ragweed,,,,A. elatior,Scattered in Central Europe,Hanf "Arable Weeds of the World"
• Ambrosia,artemisiifolia, ,Common Ragweed,,,,atrazine 1976 Canada Cropland , http://www.pioneer.net/~heapian/ heapian(at)pioneer.net 1997,International Survey of Herbicide-Resistant Weeds. Ian Heap
• Ambrosia,artemisiifolia," Ambrosia diversifolia, Ambrosia elatior, Ambrosia media, Ambrosia monophylla","annual ragweed, bitterweed, common ragweed, hay-feverweed, hog-weed",,,,"it is a very serious competitor in cereals, maize, vegetables, sunflowers, soyabeans & tobacco; cattle eat it esp. in its early growth stage; host of sclerotina rot of cabbage; allergenic & dermatogenic-most imprt. hay-fever producing plant in N Amer","native of N Amer, occurs extensively throughout the USA; introd to S Amer, Euro-Asia where it has become a serious weed in parts of Soviet Union, Japan, NZ & Aust","Noxious Weeds of Australia, P & C"
• Ambrosia,artemisiifolia, ,Roman wormwood ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Ambrosia,artemisiifolia, ,annual ragweed,,,,,,Weed Science List
• Ambrosia,artemisiifolia, ,common ragweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Ambrosia,bidentata, ,lanceleaf ragweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Ambrosia,confertiflora,"Franseria confertiflora, Franseria strigulosa, Franseria tenuifolia","burr ragweed, slimleaf bursage",,LP,SA,,,Australian Naturalised and/or Noxious Taxa
• Ambrosia,confertiflora," Franseria confertiflora, Franseria strigulosa, Franseria tenuifolia","burr ragweed, slimleaf bursage",,,,"extremely competitive plant readily suppressing pasture species, its burrs contaminate wool; problem in orchards, comp. for nutrients & interferring with harvest, both pollen & burrs cause discomfort to pickers; large amounts of allergenic pollen produced","native of semi-arid plains of southern USA & Mexico, not well known elsewhere in the world","Noxious Weeds of Australia, P & C"
• Ambrosia,confertiflora, ,burr ragweed,,,,,,Weed Science List
• Ambrosia,confertiflora, ,burr ragweed,,,,,,Weed Science List
• Ambrosia,confertiflora, ,burr ragweed,,P,,,,Western Australian Prohibited List
• Ambrosia,grayi, ,"woollyleaf burr ragweed, woolyleaf bursage",,P,,Identified as a contaminant of Maize from the USA,,Western Australian Prohibited List
• Ambrosia,maritima,syn ,Sea ambrosia,,,,"Nile and canal banks, moist alluvial soils""Used in folk medicine to expel kidney stones & to remedy renal troubles, asthma & bilharzia""",Medit.,"The Weed Flora of Egypt Boulos, L., & Nabil el-Hadidi, M"
• Ambrosia,psilostachya,"Ambrosia artemisiifolia, Ambrosia coronopifolia, Ambrosia californica","perennial ragweed, western ragweed",XX,NL,NSW; Vic; Qld; SA; NT,,,Australian Naturalised and/or Noxious Taxa
• Ambrosia,psilostachya," Ambrosia artemisiifolia, Ambrosia coronopifolia, Ambrosia californica","perennial ragweed, western ragweed",,,,strongly competitive plant often growing densely to detriment of crop & pasture; not grazed by stock; aerial growth allelopathic inhibiting germ & early seedling growth of several plant sp.; allergic inflammation of nose suffered by many people ,"grows extensively in N Amer, & ex. for an area comprising N Cal, Oregon & Wash State, its prevelant throughout the western half of USA & C Canada; introd & serious weed of E Eur, W Asia; occurs inS Amer, Jap, Mauritius & Aust","Noxious Weeds of Australia, P & C"
• Ambrosia,psilostachya, ,perennial ragweed,,,,,,Weed Science List
• Ambrosia,psilostachya, ,western ragweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Ambrosia,spp.,,ragweeds,,NL,SA,,,Australian Naturalised and/or Noxious Taxa
• Ambrosia,spp., ,Perennial ragweed N ,,,," PROCLAIMED PLANTS IN SOUTH AUSTRALIA, AUGUST 1996 # Plant must be destroyed. * Control required in part of the State only. + Control not required. n Notifiable in part of the State. N Notifiable throughout the State. c Special program in south-ea"," Sale of Plant, or Produce, Goods etc. Prohibited in South Australia (Section 54(1) (2) applies) Roadside control cost to be met by adjoining Landholder (Section 60 applies) Mov","South Australian ""Proclaimed Plants"" (Weed)"
• Ambrosia,spp., ,ragweeds,,,,,,Weed Science List
• Ambrosia,tenuifolia,"Franseria strigulosa, Franseria tenuifolia",lacy ragweed,,NLP,NSW; SA,,,Australian Naturalised and/or Noxious Taxa
• Ambrosia,tenuifolia," Franseria strigulosa, Franseria tenuifolia",lacy ragweed,,,,"extremely competitive plant readily suppressing pasture species, its burrs contaminate wool; problem in orchards, comp. for nutrients & interferring with harvest, both pollen & burrs cause discomfort to pickers; large amounts of allergenic pollen produced","native of NAmer, does not appear to have spread widely","Noxious Weeds of Australia, P & C"
• Ambrosia,tenuifolia, ,lacy ragweed,,,,,,Weed Science List
• Ambrosia,tenuifolia, ,lacy ragweed,,P,,,,Western Australian Prohibited List
• Ambrosia,trifida, ,Giant Ragweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Ambrosia,trifida, ,Giant ragweed,,,,"dormant at maturity needs prechilling on moist substrate for 3mths or treatment with GA, thiourea etc at 5C, then 21day at alt. temp 20-30C; excised embryos of after-ripened seeds germ 100% in 12d at 30C",,Germination & Establishment of Weeds for Experimental Purposes
• Ambrosia,trifida, ,,,,,,,Weed Science List
• Ambrosia,trifida, ,giant ragweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Ambrosia,trifida, ,,,P,,,,Western Australian Prohibited List
• Ambrosia,var. coronopifolia, ,perennial ragweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Ambrosia,var. texana, ,blood ragweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Ammobium,alatum,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Anacyclus,clavatus, ,,,,,A. tomentosus,Southern Europe,Hanf "Arable Weeds of the World"
• Anacyclus,clavatus,Compositae ,,,,,A. tomentosus,Southern Europe,Hanf "Arable Weeds of the World"
• Anacyclus,radiatus,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Anacyclus,radiatus, ,,,,,A. pallescens,Southern Europe,Hanf "Arable Weeds of the World"
• Anacyclus,radiatus, ,,,,,,,Weed Science List
• Anaphalis,margaritacea, ,Pearly everlasting,,,,germs in 4-12days in constant light at 20-25C ,,Germination & Establishment of Weeds for Experimental Purposes
• Anaphalis,margaritacea, ,pearly everlasting,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Anaphalis,margaritacea, ,Pearly everlasting,,P,,"germs in 4-12days in constant light at 20-25C In the WSSA weed List, the Germination of Weeds for experimental purposes and Holmes Geog Atlas of Weeds.",,Western Australian Prohibited List
• Antennaria,neglecta, ,field pussytoes,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Antennaria,neodioica, ,Common pussytoes,,,,"high germ in glasshouse after 3mths dry storage, 13 -90 days after planting",,Germination & Establishment of Weeds for Experimental Purposes
• Antennaria,neodioica, ,common pussytoes,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Antennaria,parvifolia, ,,,,,64% germ on filter paper in Petri dishes at 18C in constant darkness; max germ in 6 days; no dormancy ,,Germination & Establishment of Weeds for Experimental Purposes
• Antennaria,plantaginifolia, ,plantainleaf pussytoes,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Antennaria,rosea, ,,,,,94% germ on filter paper in Petri dishes at 18C in constant darkness; max germ in 15 days,,Germination & Establishment of Weeds for Experimental Purposes
• Anthemis,altissima, ,,,,,"A. cota, Cota altissima",Southern Europe,Hanf "Arable Weeds of the World"
• Anthemis,altissima,Compositae ,,,,,"A. cota, Cota altissima",Southern Europe,Hanf "Arable Weeds of the World"
• Anthemis,arvensis,,,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Anthemis,arvensis, ,Corn chamomile,,,,"optimum germ temp 13C, but alternating temps of 10-25C produce same germ %",,Germination & Establishment of Weeds for Experimental Purposes
• Anthemis,arvensis, ,Corn Chamomile,,,,,All Europe,Hanf "Arable Weeds of the World"
• Anthemis,arvensis, ,,,,,,,Weed Science List
• Anthemis,arvensis, ,corn chamomile,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Anthemis,arvensis, ,,,P,,,,Western Australian Prohibited List
• Anthemis,austriaca, ,Austrian Chamomile,,,,A. cotiformis,SEast Europe and Italy,Hanf "Arable Weeds of the World"
• Anthemis,austriaca,Compositae ,Austrian Chamomile,,,,A. cotiformis,SEast Europe and Italy,Hanf "Arable Weeds of the World"
• Anthemis,cotula,Maruta cotula,"stinking mayweed, dillweed, dog's camomile, dog-daisy, dog fennel, mather, mayweed, stinking chamomile",X,NL,Tas,,,Australian Naturalised and/or Noxious Taxa
• Anthemis,cotula, ,Mayweed,,,,"alternating temps & light of 68F dark, 86F light best results",,Germination & Establishment of Weeds for Experimental Purposes
• Anthemis,cotula, ,Stinking Mayweed,,,,,All Europe,Hanf "Arable Weeds of the World"
• Anthemis,cotula, Maruta cotula,"stinking mayweed, dillweed, dog's camomile, dog-daisy, dog fennel, mather, mayweed, stinking chamomile",,,,"long history as a problem weed esp. in cereal crops in Eur, Arg, NZ & parts of USA & also invades pastures; taints milk, butter & meat; prolonged contact with flower heads & fruit is reputed to cause dermatitis & blister the skin","native of Medit region, but now extends throughout Eur from S Norway, Sweden & Finland south to the Canary Is & the Atlas Mountains in N Afr, Egypt, & W Asia; introd & common in Canada, USA, S Afr, NZ & Aust scattered through coastal & tableland NSW & ext","Noxious Weeds of Australia, P & C"
• Anthemis,cotula, ,stinking mayweed,,,,,,Weed Science List
• Anthemis,cotula, ,,,,, , Okayama ,Weeds and Weed Control in Asia
• Anthemis,cotula, ,mayweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Anthemis,pseudocotula,syn ,,,,,"fields, roadsides""Flower heads used as a bacteriostat, antifungal, antitumor, & antidiabetic""","E. Medit, W Asia","The Weed Flora of Egypt Boulos, L., & Nabil el-Hadidi, M"
• Anthemis,ruthenica, ,,,,,A. neilreichii,SE to Eastern Europe,Hanf "Arable Weeds of the World"
• Anthemis,ruthenica,Compositae ,,,,,A. neilreichii,SE to Eastern Europe,Hanf "Arable Weeds of the World"
• Anthemis,segetalis, ,,,,,"A. brachycentros, A. pseudocota",Italy & Greece,Hanf "Arable Weeds of the World"
• Anthemis,segetalis,Compositae ,,,,,"A. brachycentros, A. pseudocota",Italy & Greece,Hanf "Arable Weeds of the World"
• Anthemis,tinctoria,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Anthemis,tinctoria, ,Yellow chamomile,,,,seeds germ well immediately after ripening in bright daylight at constant temp of 20-22C or 30C; 76% germ of seed stored for 1 yr & 40% germ of seed stored for 4yrs,,Germination & Establishment of Weeds for Experimental Purposes
• Anthemis,tinctoria, ,Yellow Chamomile,,,,Cota tinctoria,"All Europe, except W France, Spain, Portugal & Eire",Hanf "Arable Weeds of the World"
• Anthemis,tinctoria, ,,,,,,,Weed Science List
• Anthemis,tinctoria, ,yellow chamomile,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Arcotheca,calendula, ,Capeweed,,,,"Dispersal: Wind. Life Form: Annual. RISK: Serious threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,2,3,4,5","S Af, In Victoria: Widespread, medium to large populations",Environmental Weed Invasions In Victoria
• Arctium,lappa,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Arctium,lappa, ,Great burdock,,,,"alternating temp (20C, 16hr & 30C, 8hr), thiourea application (0.1% to 0.5%), presoaking (2-24hr), conc. H2SO4 treatment 10min, & partial removal of seed coat produces high germ % in light",,Germination & Establishment of Weeds for Experimental Purposes
• Arctium,lappa, ,Greater Burdock,,,,"A. majus, A. chaorum, Lappa major, L. officinalis",All Europe,Hanf "Arable Weeds of the World"
• Arctium,lappa, ,,,,,,,Weed Science List
• Arctium,lappa, ,great burdock,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Arctium,minus,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Arctium,minus, ,Common burdock,,,,light & alternating temp 20-30C high germ %,,Germination & Establishment of Weeds for Experimental Purposes
• Arctium,minus, ,Lesser Burdock,,,,Lappa minor,All Europe,Hanf "Arable Weeds of the World"
• Arctium,minus, ,Common burdock ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Arctium,minus, ,lesser burdock,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Arctium,minus, ,,,,,,,Weed Science List
• Arctium,minus, ,common burdock,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Arctium,tomentosum, ,Woolly Burdock,,,,"A. chabertii, A. leptophyllum, Lappa tomentosa",All Europe,Hanf "Arable Weeds of the World"
• Arctium,tomentosum,Compositae ,Woolly Burdock,,,,"A. chabertii, A. leptophyllum, Lappa tomentosa",All Europe,Hanf "Arable Weeds of the World"
• Arctium,tomentosum, ,cotton burdock,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Arctotheca,calendula,,Capeweed,HXXXX,N,,,,Australian Naturalised and/or Noxious Taxa
• Arctotheca,calendula, ,"Capeweed, As Seed Or Fertile Plants ",,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Arctotheca,calendula, ,Capeweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Arctotheca,calendula, ,Capeweed ,,,,diquat 1986 Australia Alfalfa , http://www.pioneer.net/~heapian/ heapian(at)pioneer.net 1997,International Survey of Herbicide-Resistant Weeds. Ian Heap
• Arctotheca,calendula, ,capeweed,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Arctotheca,calendula, ,,,,,,,Weed Science List
• Arctotheca,populifolia,,Beach Daisy,XXXX,,,,,Australian Naturalised and/or Noxious Taxa
• Arctotheca,populifolia, ,,,,,,,Weed Science List
• Arctotheca,prostrata,,Creeping Bears-ears,XX,,,,,Australian Naturalised and/or Noxious Taxa
• Arctotheca,prostrata, ,,,,,,,Weed Science List
• Arctotis,stoechadifolia,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Arctotis,venusta,,White Arctotis,X,N,,,,Australian Naturalised and/or Noxious Taxa
• Arctotis,venusta, ,White Arctotis,,,,Dispersal: ?Wind. Life Form: Perennial herb. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,"Introduced deliberately from: S Af and Commercially Available, , In Victoria: Rare or localised, small populations",Environmental Weed Invasions In Victoria
• Arctotus,venusta, ,,,,,,,Weed Science List
• Argyranthemum,foeniculaceum,Argyranthemum frutescens ssp. foeniculaceum,,,,,,,Australian Naturalised and/or Noxious Taxa
• Argyranthemum,frutescens,Argyranthemum frutescens ssp. foeniculaceum,,XX,,,,,Australian Naturalised and/or Noxious Taxa
• Argyranthemum,frutescens, ,,,,,,,Weed Science List
• Arnica,fulgens, ,,,,,40% germ at 20C in darkness on moist filter paper in Petri dishes; within 1 yr after seed collection ,,Germination & Establishment of Weeds for Experimental Purposes
• Arnica,montana, ,,,,,seed germs immediately after harvest,,Germination & Establishment of Weeds for Experimental Purposes
• Aroctheca,populifolia, ,Beach Daisy,,,,Dispersal: ?Wind. Life Form: Perennial herb. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,"S Af, In Victoria: Rare or localised, small populations",Environmental Weed Invasions In Victoria
• Aroctheca,prostrata, ,Creeping Bears-ears,,,,Dispersal: ?. Life Form: Perennial herb. RISK: Not a threat (but may have a negative visual impact). Vegetation Formations Invaded: 4,"S Af, In Victoria: Rare or localised, small populations",Environmental Weed Invasions In Victoria
• Artemisia,absinthium, ,,,,,Region of origin - Eur; Extent of spread - localised; Means of spread - ornamental,,CRC for Weeds Tech Series Report # 3
• Artemisia,absinthium, ,,,,,,,Weed Science List
• Artemisia,absinthium,,"absinth wormwood, absinth sagewort, wormwood",XX,N,,,,Australian Naturalised and/or Noxious Taxa
• Artemisia,absinthium, ,Absinth wormwood ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Artemisia,absinthium, ,"wormwood, absinth sagewort",,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Artemisia,absinthium, ,absinth wormwood,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,annua, ,,,,,,Eastern Europe less in Central Europe,Hanf "Arable Weeds of the World"
• Artemisia,annua,Compositae ,,,,,,Eastern Europe less in Central Europe,Hanf "Arable Weeds of the World"
• Artemisia,annua, ,annual wormwood,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,arborescens, ,,,,,,,Weed Science List
• Artemisia,arborescens,,Silver Wormwood,X,,,,,Australian Naturalised and/or Noxious Taxa
• Artemisia,arborescens, ,Silver Wormwood,,,,Dispersal: Wind. Life Form: Small to medium shrub. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,"Introduced deliberately from: S Eur and Commercially Available, , In Victoria: Rare or localised, small populations",Environmental Weed Invasions In Victoria
• Artemisia,arbuscula, ,low sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,biennis, ,biennial wormwood,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,californica, ,California sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,cana, ,silver sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,canariensis,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Artemisia,filifolia, ,sand sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,frigida, ,fringed sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,incompta, ,,,,,alternative moistening & drying of seed increases germ as c.f. seed kept moist continuously on filter paper in Petri dishes at 22-29C ,,Germination & Establishment of Weeds for Experimental Purposes
• Artemisia,ludoviciana, ,,,,,"Region of origin - W USA, Mexico; Extent of spread - destoryed ?; Means of spread - ornamental",,CRC for Weeds Tech Series Report # 3
• Artemisia,ludoviciana,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Artemisia,ludoviciana, ,Louisiana wormwood,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,montana, ,,,,, , Hokkaido ,Weeds and Weed Control in Asia
• Artemisia,nova, ,black sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,princeps, ,ragweed,,,,,,Weed Science List
• Artemisia,princeps, ,,,,,"perennial dominance, sub-dominance ",Shimane Shizuoka Upland Korea Upland Japan Miyagi Okayama ,Weeds and Weed Control in Asia
• Artemisia,princeps, ,ragweed,,P,,,,Western Australian Prohibited List
• Artemisia,scoparia,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Artemisia,suksdorfii, ,,,,,54% germ in constant darkness at alternating temps of 20 & 30C,,Germination & Establishment of Weeds for Experimental Purposes
• Artemisia,tridentata, ,Big sagebrush,,,,light increases germ with optimum temp of 70F,,Germination & Establishment of Weeds for Experimental Purposes
• Artemisia,tridentata, ,big sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,tripartita, ,threetip sagebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,var. gnaphalodes, ,prairie sage,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,verlotiorum, ,,,,,,,Weed Science List
• Artemisia,verlotiorum,,Chinese Wormwood,H,,,,,Australian Naturalised and/or Noxious Taxa
• Artemisia,verlotiorum, ,Chinese Wormwood,,,,"Dispersal: Water,Vegetative,Wind. Life Form: Perennial herb. RISK: Very serious threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 4,5,8","Introduced deliberately from: Eur, As, In Victoria: Limited distribution, medium to large populations",Environmental Weed Invasions In Victoria
• Artemisia,vulgaris, ,Mugwort,,,,"fresh seed; prechilling for 10-40 days at 1C, then brief exposure to light & constant temp of 25C ; older seeds lose light requirement; vegetative propagation of rhizomes also used",,Germination & Establishment of Weeds for Experimental Purposes
• Artemisia,vulgaris, ,Mugwort,,,,,All Europe,Hanf "Arable Weeds of the World"
• Artemisia,vulgaris,Compositae ,Mugwort,,,,,All Europe,Hanf "Arable Weeds of the World"
• Artemisia,vulgaris, ,"common wormwood, mugwort",,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Artemisia,vulgaris, ,"motherwort, mugwort, green ginger, mugweed, sailor's tobacco",,,,Artemisa vulgaris is found in almost all farming systems on all continents and most of the island chains. It is reported in 25 crops in 56 countries.,origin uncertain,WORLD WEEDS Natural Histories & Distribution - Holm et. al.
• Artemisia,vulgaris, ,mugwort,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Artemisia,vulgaris,,mugwort,,,,"RANK 2. "SIGNIFICANT THREAT"Exotic plant species which possess some invasive characteristics, but have less impact on native plant communities; may have the capacity to invade natural communities along disturbance corridors, or to spread from stands in d",,Invasive Exotic Pest Plants in Tennessee
• Aspilia,africana, ,,,,,,,Weed Science List
• Aspilia,africana, ,,,P,,,,Western Australian Prohibited List
• Aspilia,bupthalmiflora, ,,,,,,,Weed Science List
• Aspilia,bupthalmiflora, ,,,P,,,,Western Australian Prohibited List
• Aster,acmellus,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Aster,ageratoides, ,,,,, , ,Weeds and Weed Control in Asia
• Aster,ericoides, ,heath aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,exilis, ,slender aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,linariifolius, ,savoryleaf aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,novae-angliae, ,New England aster,,,,50% germ with cold stratification for 71 days; germ over period of 14 to 28 days after transfer to greenhouse,,Germination & Establishment of Weeds for Experimental Purposes
• Aster,novae-anglicae, ,New England aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,novi-belgii,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Aster,novi-belgii, ,,,,,,,Weed Science List
• Aster,novi-belgii, ,New York aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,occidentalis, ,western aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,parryi, ,woody aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,pilosus, ,white heath aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,puniceus, ,purplestem aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,scaber, ,,,,, , Miyagi ,Weeds and Weed Control in Asia
• Aster,simplex, ,white field aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,spectabilis, ,showy aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,spinosus, ,spiny aster,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Aster,squamatus,syn Conyza squamata,,,,,"fields, roadsides, gardens, waste ground, canal banks""Recently introduced into Egypt, now completely naturalised & one of most widespread weeds in country""","C & S Amer; naturalised in S Eur, Afr & many other regions of the world","The Weed Flora of Egypt Boulos, L., & Nabil el-Hadidi, M"
• Aster,subulatus,,aster-weed,HXXX,N,,,,Australian Naturalised and/or Noxious Taxa
• Aster,subulatus, ,,,,,,,Weed Science List
• Aster,yomena, ,,,,, ,,Weeds and Weed Control in Asia
• Aster ,subulatus, ,Aster-weed,,,,"Dispersal: ?animal external,Water,Wind. Life Form: Biennial. RISK: Serious threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 8,9,11,10,11","N Am, In Victoria: Widespread, medium to large populations",Environmental Weed Invasions In Victoria
• Aster ,tripolium, ,,,,,reproduces both vegetatively & by seed; 90% seed viability,,Germination & Establishment of Weeds for Experimental Purposes
• Asteriscus,spinosus, ,,,,,,,Weed Science List
• Athroisma,laciniatum,syn Athroisma viscidum,,,,,"in Java, in areas with pronounced dry seasons, on heavy, periodically soggy or inundated & subsequently desiccating heavy clay soils, locally often abundant & flowering so profusely that the fields look grayish white; up to 100m alt; rainfed & upland rice","unknown, in Indonesia, in the northern plain of Java & the islands of Madura & Kangean","Weeds of Rice in Indonesia, Soerjani et al, 1987"
• Austroeupatorium,inulaefolium,,austroeupatorium,X,LP,Qld,,,Australian Naturalised and/or Noxious Taxa
• Austroeupatorium,inulaefolium, ,,,,,,,Weed Science List
• Austroeupatorium,inulaefolium, ,,,P,,,,Western Australian Prohibited List
• Baccharis,cordifolia,,romerillo (toxic groundsel),,L,Qld,,,Australian Naturalised and/or Noxious Taxa
• Baccharis,cordifolia, ,,,,,,,Weed Science List
• Baccharis,cordifolia,syn Eupatorium montevidense Spreng.,,,P,,,,Western Australian Prohibited List
• Baccharis,douglasii, ,,,,,,,Weed Science List
• Baccharis,douglasii, ,,,P,,,,Western Australian Prohibited List
• Baccharis,glutinosa, ,seepwillow baccharis,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Baccharis,halimifolia,,"groundsel bush, groundel, groundsel baccharis, groundsel tree",HX,NLP,NSW; Qld; NT,,,Australian Naturalised and/or Noxious Taxa
• Baccharis,halimifolia, ,"groundsel bush, groundel, groundsel baccharis, groundsel tree",,,,"seeds prolifically; large plants to 2-3m high produce up to a million seeds in a single season; forms dense impenetrable thickets, restricts stock & machinery movement, reduces agric. & pastoral potential; pioneer plant-readily invades","native of West Indies & the Atlantic & Gulf Coasts of N Amer, extending in an arc from Massachusetts through Florida to Mexico; introd to France & Soviet Union; imprt. weed along Biscay coast of France & Spain to Black Sea coast of Abkhazskaya ASSR-Sov.U","Noxious Weeds of Australia, P & C"
• Baccharis,halimifolia, ,groundsel bush,,,,,,Weed Science List
• Baccharis,halimifolia, ,eastern baccharis,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Baccharis,halimifolia, ,groundsel bush,,P,,,,Western Australian Prohibited List
• Baccharis,halmifolia, ,Groundsel ,,,,Major WeedSHRUBS.,,"Environmental Weeds Of North Coast NSW, John Nagle, Greening Australia, 1995"
• Baccharis,neglecta, ,,,,,,,Weed Science List
• Baccharis,neglecta, ,,,P,,,,Western Australian Prohibited List
• Baccharis,pilularis,,,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Baccharis,pilularis, ,,,,,,,Weed Science List
• Baccharis,pilularis, ,coyotebrush,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Baccharis,pilularis, ,,,P,,,,Western Australian Prohibited List
• Baccharis,ramulosa, ,yerba-de-pasmo,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Baccharis,salicifolia, ,,,,,,,Weed Science List
• Baccharis,salicifolia, ,,,P,,,,Western Australian Prohibited List
• Baccharis,salicina, ,willow baccharis,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Baccharis,sarothroides, ,desert broom,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Baccharis,viminea,? ,,,,,,,Weed Science List
• Baeria,chrysostoma, = Lasthenia californica,California goldfields,,,,"seeds germ well at 5,10, &15C",,Germination & Establishment of Weeds for Experimental Purposes
• Baileya,multiradiata, ,desert baileya,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Baltimora,recta, ,,,,,,,Weed Science List
• Baltimora,recta, ,,,P,,,,Western Australian Prohibited List
• Bellis,annua, ,Annual Daisy,,,,,Southern Europe,Hanf "Arable Weeds of the World"
• Bellis,annua,Compositae ,Annual Daisy,,,,,Southern Europe,Hanf "Arable Weeds of the World"
• Bellis,perennis,,daisy,XX,N,,,,Australian Naturalised and/or Noxious Taxa
• Bellis,perennis, ,English daisy,,,,"97% germ, no dormancy after harvest, at room temp",,Germination & Establishment of Weeds for Experimental Purposes
• Bellis,perennis, ,Daisy,,,,,"All Europe, except Extreme NE with less in Scandinavia",Hanf "Arable Weeds of the World"
• Bellis,perennis, ,,,,,,,Weed Science List
• Bellis,perennis, ,English daisy,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Berkheya,rigida,Stobaea riguda,"African thistle, Augusta thistle, berkheya thistle, Hamelin thistle",XXX,L,WA; Tas,,,Australian Naturalised and/or Noxious Taxa
• Berkheya,rigida, ,African Thistle,,,,"Dispersal: ?Wind. Life Form: Small to medium shrubs. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,4","Af, In Victoria: Limited distribution, medium to large populations",Environmental Weed Invasions In Victoria
• Berkheya,rigida, Stobaea riguda,"African thistle, Augusta thistle, Berkheya thistle, Hamelin thistle",,,,"no feed value because of its spines make it unpalatable to stock; large colonies, consisting of matted stems, limit pasture growth & available grazing area",native of S Afr; not widely distributed elsewhere ex for a number of small colonies in southern Aust,"Noxious Weeds of Australia, P & C"
• Berkheya,rigida, ,African thistle,,,, Declared spp. under ARRPA,,Weed Science List
• Berkheya,rigida, ,African thistle,,P,, Declared spp. under ARRPA,,Western Australian Prohibited List
• Bidens,alba, ,beggar's tick,,,,"tropical Africa, vegetables, orchards, fields crops",Cook Islands; Fiji; French Polynesia; Guam; Kiribati; New Caledonia; Papua New Guinea; American Samoa; Western Samoa; Solomon Islands; Tonga; Vanuatu ,""Weeds of Agriculture and Plantation Foresty in the Southern and Western Pacific", D.F Waterhouse"
• Bidens,alba, ,,,,,Weed of aquatic ecosystems Web Address: http://hammock.ifas.ufl.edu/text/fw/19934.htm,,"Florida Weeds, FAIRS."
• Bidens,aurea, ,,,P,,,,Western Australian Prohibited List
• Bidens,bipinnata,,,X,,,,,Australian Naturalised and/or Noxious Taxa
• Bidens,bipinnata, ,Spanish needles,,,,"no dormancy, germ temp between 10-35C",,Germination & Establishment of Weeds for Experimental Purposes
• Bidens,bipinnata, ,,,,,Kernera bipinnata,Scattered in Italian region,Hanf "Arable Weeds of the World"
• Bidens,bipinnata, ,,,,,,,Weed Science List
• Bidens,bipinnata, ,spanishneedles,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Bidens,cernua, ,Nodding Burr Marigold,,,,,All Europe,Hanf "Arable Weeds of the World"
• Bidens,cernua,Compositae ,Nodding Burr Marigold,,,,,All Europe,Hanf "Arable Weeds of the World"
• Bidens,cernua, ,nodding beggarticks,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Bidens,comosa, ,leafybract beggarticks,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Bidens,connata, ,purplestem beggarticks,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Bidens,frondosa, ,Devils beggarticks,,,,max germ 6% of seeds prechilled 1wk then 15-25C alternating with alternating light/dark,,Germination & Establishment of Weeds for Experimental Purposes
• Bidens,frondosa, ,devils beggarticks,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Bidens,pilosa, ,"cobbler's pegs, beggar's tick",,,,"Africa, vegetables, orchards, fields crops",Cook Islands; Fiji; French Polynesia; Guam; Kiribati; New Caledonia; Papua New Guinea; American Samoa; Western Samoa; Solomon Islands; Tonga; Vanuatu ,""Weeds of Agriculture and Plantation Foresty in the Southern and Western Pacific", D.F Waterhouse"
• Bidens,pilosa,,cobbler's peg,HXXX,N,,,,Australian Naturalised and/or Noxious Taxa
• Bidens,pilosa, ,Hairy beggarticks,,,,"35% germ of freshly harvested seed, dormancy occurs rapidly after short term storage; old seeds (3-5yrs) 80% germ, but fail to produce seedlings ",,Germination & Establishment of Weeds for Experimental Purposes
• Bidens,pilosa, ,,,,,,Scattered in Spain & Portugal,Hanf "Arable Weeds of the World"
• Bidens,pilosa, ,Hairy Beggarticks,,,,imazaquin 1993 Brazil Soybean , http://www.pioneer.net/~heapian/ heapian(at)pioneer.net 1997,International Survey of Herbicide-Resistant Weeds. Ian Heap
• Bidens,pilosa, ,Hairy Beggarticks,,,,paraquat 1991 Kenya Coffee , http://www.pioneer.net/~heapian/ heapian(at)pioneer.net 1997,International Survey of Herbicide-Resistant Weeds. Ian Heap
• Bidens,pilosa, ,,,,,,,Weed Science List
• Bidens,pilosa, ,,,,, Weeds of sown grassland ,,Weeds and Weed Control in Asia
• Bidens,pilosa var. minor,syn Bidens sundaica,"blackjack, Spanish needles, beggar ticks, cobbler's pegs",,,,"a very common weed, perferring moister soils; up to 2300m alt; flowers all year round; in one week after shedding, 35-60% of the seeds germinate; seeds stored for 3-5yrs showed 80% germ; there can be up to 4 generations a year; for germ, light & good aera","A afr, pantropical; before 1835 already naturalised in Java; has spread everywhere, except Kalimantan & the Moluccas","Weeds of Rice in Indonesia, Soerjani et al, 1987"
• Bidens,pilosa var. radiata, ,hairy beggarticks,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Bidens,polylepis, ,"long-bracted beggarticks, bearded beggarticks",,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Bidens,polylepis, ,coreopsis beggarticks,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Bidens,subalternans,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Bidens,subalternans, ,,,,,,,Weed Science List
• Bidens,tripartita,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Bidens,tripartita, ,,,,,"germ of intact achenes constant light, alternating temp 22-32C; conc. sulphuric acid helpful in inducing germ.",,Germination & Establishment of Weeds for Experimental Purposes
• Bidens,tripartita, ,Trifid Burr Marigold,,,,"B. bullata, B. orientalis",All Europe,Hanf "Arable Weeds of the World"
• Bidens,tripartita, ,Bur Beggarticks,,,,triazines 1979 Austria Corn , http://www.pioneer.net/~heapian/ heapian(at)pioneer.net 1997,International Survey of Herbicide-Resistant Weeds. Ian Heap
• Bidens,tripartita, ,,,,,,,Weed Science List
• Bidens,vulgata, ,Tall beggarticks,,,,no germ found in seeds tested within 1 yr of harvest,,Germination & Establishment of Weeds for Experimental Purposes
• Bidens,vulgata, ,tall beggarticks,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Blumea,lacera,"syn Conyza lacera, Conyza javanica",,,,,"in areas with slight to pronounced dry season, in sunny or lightly shaded, dry or moist (not marshy) places, along roads, dams, meadows, wastelands, agricultural land, usually on periodically desiccated areas, sometimes abundant; up to 2000m alt.; upland ","Asia, Afr, Asia, Malesia; throughout Indonesia","Weeds of Rice in Indonesia, Soerjani et al, 1987"
• Blumea,lanceolaria, ,,,,, Weeds of sown grassland ,,Weeds and Weed Control in Asia
• Blumea,tenella,syn Blumea humifusa,,,,,"in areas with a strong or moderately strong dry period, on heavy, periodically moist & dehydrated soils; up to 100m alt; flowers mainly from Apr-Oct; upland rice fields, a weed of minor importance, ","Malesia, Malesia, througout Indonesia","Weeds of Rice in Indonesia, Soerjani et al, 1987"
• Bombycilaena,erecta, ,,,,,Micropus erectus,Mainland Europe except NW Europe,Hanf "Arable Weeds of the World"
• Bombycilaena,erecta,Compositae ,,,,,Micropus erectus,Mainland Europe except NW Europe,Hanf "Arable Weeds of the World"
• Brickellia,glutinosa,syn. Kuhnia,,,,,"seeds collected in autumn, no germ 1mth, 3-12mths inc. germ",,Germination & Establishment of Weeds for Experimental Purposes
• Buphthalmum,speciosum, ,,,P,,,,Western Australian Prohibited List
• Cacalia,tuberosa, ,indianplantain,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Calea,zacatechichi, ,,,P,,Hallucinogen in Mexico,,Western Australian Prohibited List
• Calendula,arvensis,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Calendula,arvensis, ,Field Marigold,,,,"C. malacitana, C micrantha, C. officinalis",Southern & Central Europe,Hanf "Arable Weeds of the World"
• Calendula,arvensis, ,,,,,,,Weed Science List
• Calendula,arvensis,syn C. aegyptiaca; C. persica; C. gracilis; C. micrantha,Field marigold,,,,"fields, waste ground","Medit, C Eur, W Asia; introduced and naturalised into may temp. and warm temp. regions of the world","The Weed Flora of Egypt Boulos, L., & Nabil el-Hadidi, M"
• Calendula,officinalis,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Calendula,officinalis, ,,,,,,,Weed Science List
• Calendula,palaestina,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Calendula,palaestina, ,,,,,,,Weed Science List
• Calyptocarpus,vialis,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Calyptocarpus,vialis, ,,,,,,,Weed Science List
• Campuloclinium,macrocephalum, ,,,,,"Herbaceous SpeciesInvades: grassland, roadsidesCultivated for: ornamental",Origin: S Amer,Plant Invaders of Southern Africa. (Weeds)
• Campuloclinium,macrocephalum, ,,,,,"Herbaceous SpeciesInvades: grassland, roadsidesCultivated for: ornamental",Origin: S Amer,Plant Invaders of Southern Africa. (Weeds)
• Carduus,acanthoides,,,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Carduus,acanthoides, ,Plumeless Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carduus,acanthoides, ,Giant Plumeless Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carduus,acanthoides, ,,,,,Region of origin - Eur; Extent of spread - destroyed ?; Means of spread - unknown,,CRC for Weeds Tech Series Report # 3
• Carduus,acanthoides, ,Plumeless thistle,,,,"seeds germ at once or soon after harvest, seeds exposed to temps similar to those prevailing outdoors",,Germination & Establishment of Weeds for Experimental Purposes
• Carduus,acanthoides, ,Welted Thistle,,,,"C. fortior, C. camporum",All Europe except Spain & Portugal,Hanf "Arable Weeds of the World"
• Carduus,acanthoides, ,Acanthus thistle ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - regional (highly to moderately invasive but still with a potential to spread),,Pacific Northwest Exotic Pest Plant Council (Weed)
• Carduus,acanthoides, ,plumeless thistle,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Carduus,acanthoides, ,,,,,,,Weed Science List
• Carduus,acanthoides, ,plumeless thistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Carduus,acanthoides, ,,,P,,,,Western Australian Prohibited List
• Carduus,corymbosus, ,,,,,,Italy & Sicily,Hanf "Arable Weeds of the World"
• Carduus,corymbosus,Compositae ,,,,,,Italy & Sicily,Hanf "Arable Weeds of the World"
• Carduus,crispus,,,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Carduus,crispus, ,Welted thistle,,,,"seeds germ at once or soon after harvest, seeds exposed to temps similar to those prevailing outdoors",,Germination & Establishment of Weeds for Experimental Purposes
• Carduus,crispus, ,welted thistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Carduus,crispus, ,,,P,,,,Western Australian Prohibited List
• Carduus,macrocephalus, ,,,,,,,Weed Science List
• Carduus,nutans,,"nodding thistle, musk thistle",AH,NL,NSW; Vic; Tas; WA,,,Australian Naturalised and/or Noxious Taxa
• Carduus,nutans, ,Musk Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carduus,nutans, ,Musk thistle,,,,"high germ % short time after dissemination, with no special treatments or germ conditions",,Germination & Establishment of Weeds for Experimental Purposes
• Carduus,nutans, ,Musk Thistle,,,,C. platylepsis,"Western Europe, UK, S Sweden",Hanf "Arable Weeds of the World"
• Carduus,nutans, ,Musk Thistle,,,,"2,4-D 1981 New Zealand Pasture ", http://www.pioneer.net/~heapian/ heapian(at)pioneer.net 1997,International Survey of Herbicide-Resistant Weeds. Ian Heap
• Carduus,nutans, ,"nodding thistle, musk thistle",,,,"grows in dense patches & not readily grazed due to spiny foliage; reduces carrying capacity of pastures, mature spiny heads contribute to vegetable fault in wool","originated in Eur, N Afr, Asia Minor & Asia tending to occur most frequently on dry calcareous soils & has spread to many temp parts ot the world; import. weed of N Amer, Arg, Soviet Union & British Isles & NZ where its their 3rd most serious weed","Noxious Weeds of Australia, P & C"
• Carduus,nutans, ,Musk thistle ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Carduus,nutans, ,"musk thistle, nodding thistle",,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Carduus,nutans, ,nodding thistle,,,,,,Weed Science List
• Carduus,nutans, ,"nodding thistle, musk thistle",,,,Carduus nutans is the most troublesome thistle in agriculture and it appears as a weed in 18 crops in 32 countries.,,WORLD WEEDS Natural Histories & Distribution - Holm et. al.
• Carduus,nutans, ,musk thistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Carduus,nutans, ,nodding thistle,,P,,,,Western Australian Prohibited List
• Carduus,platybus, ,,,,,,Spain & Portugal,Hanf "Arable Weeds of the World"
• Carduus,platybus,Compositae ,,,,,,Spain & Portugal,Hanf "Arable Weeds of the World"
• Carduus,pychnocephalus, ,Italian thistle ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Carduus,pycnocephalus,,"slender thistle, shore thistle, Italian thistle, Plymouth thistle, rabbit thistle, slender-flowered thistle, slender winged thistle",HXXHH,LP,Vic; Tas,,,Australian Naturalised and/or Noxious Taxa
• Carduus,pycnocephalus, ,Italian Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carduus,pycnocephalus, ,Italian Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carduus,pycnocephalus, ,Slender Thistle,,,,"Dispersal: animal external,Water,Wind. Life Form: Annual. RISK: Serious threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,4,5,8,12,13","S Eur, In Victoria: Widespread, medium to large populations",Environmental Weed Invasions In Victoria
• Carduus,pycnocephalus, ,Corsican Thistle,,,,,Southern Europe,Hanf "Arable Weeds of the World"
• Carduus,pycnocephalus, ,"slender thistle, shore thistle, Italian thistle, Plymouth thistle, rabbit thistle, slender-flowered thistle, slender winged thistle",,,,"weed of pastures, but in higher rainfall areas of Tas it is also import. comp. with annual crops; not readily grazed due to spiny nature; estab. most readily in disturbed areas; heavily grazed pastures favour estab.","originated in southern Eur & N Afr; ext. east through Asia Minor to Pakistan, well est. throughout temp areas of the world & considered import. weeds in Aust & NZ, occasionally USA ","Noxious Weeds of Australia, P & C"
• Carduus,pycnocephalus, ,Italian thistle,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Carduus,pycnocephalus, ,"slender thistles, shore thistle",,,,,,Weed Science List
• Carduus,pycnocephalus, ,"shore thistle, slender thistle, slender-flowered thistle, Italian thistle, slender- winged thistle",,,,Carduus pycnocephalus appears as a weed in eight crops in 26countries.,,WORLD WEEDS Natural Histories & Distribution - Holm et. al.
• Carduus,pycnocephalus, ,Italian thistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Carduus,pycnocephalus, ,"slender thistles, shore thistle",,P,,,,Western Australian Prohibited List
• Carduus,spp., ,,,,,Initial list of Invasive weeds nominated by Aliens list members,,"Aliens List, Nominated Worst Invasive Weeds"
• Carduus,tenniflorus, ,"slender thistles, shore thistle, sheep thistle",,,,,,Weed Science List
• Carduus,tenuiflorus,,"slender thistle, shore thistle, sheep thistle, winged slender thistle, winged thistle",XXXXXH,LP,Vic; SA; Tas,,,Australian Naturalised and/or Noxious Taxa
• Carduus,tenuiflorus, ,Itallian Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carduus,tenuiflorus, ,Slender Thistle,,,,"Dispersal: animal external,Water,Wind. Life Form: Annual. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,3,4,5,12","W Eur, In Victoria: Widespread, medium to large populations",Environmental Weed Invasions In Victoria
• Carduus,tenuiflorus, ,,,,,,Western Europe,Hanf "Arable Weeds of the World"
• Carduus,tenuiflorus, ,"slender thistle, shore thistle, sheep thistle, winged slender thistle, winged thistle",,,,"weed of pastures, but in higher rainfall areas of Tas it is also import. comp. with annual crops; not readily grazed due to spiny nature; estab. most readily in disturbed areas; heavily grazed pastures favour estab.","originated in southern Eur & N Afr; ext. north to Scandinavia & British Isles, well est. throughtout temp areas of the world & considered import. weed of Aust & NZ, occasionally USA","Noxious Weeds of Australia, P & C"
• Carduus,tenuiflorus, ,Slender thistle * ,,,," PROCLAIMED PLANTS IN SOUTH AUSTRALIA, AUGUST 1996 # Plant must be destroyed. * Control required in part of the State only. + Control not required. n Notifiable in part of the State. N Notifiable throughout the State. c Special program in south-ea", Roadside control cost to be met by adjoining Landholder (Section 60 applies) ,"South Australian ""Proclaimed Plants"" (Weed)"
• Carduus,tenuiflorus, ,slenderflower thistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Carduus,tenuiflorus, ,"slender thistles, shore thistle, sheep thistle",,P,,,,Western Australian Prohibited List
• Carduus,tenuifolius, ,Slender flowered thistle ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Carduus,tenuifolius, ,slenderflower thistle,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Carduus,thoermeri,,,,P,,,,Australian Naturalised and/or Noxious Taxa
• Carduus,thoermeri, ,,,,,,,Weed Science List
• Carduus,thoermeri, ,,,P,,This spp. is probably more widespread in the USA than is recognised as it closely resembles C. nutans.It is probably as much of a threat to WA as C. nutans but has not taken off in the eastern states as C. nutans has.,44~46~52~57,Western Australian Prohibited List
• Carduus ,nutans,,"musk thistle, nodding thistle",,,,RANK 1. "SEVERE THREAT"Exotic plant species which possess characteristics of invasive species and spread easily into native plant communities and displace native vegetation; includes species which are or could become widespread in Tennessee.,,Invasive Exotic Pest Plants in Tennessee
• Carlina,involucrata, ,,,,,,,Weed Science List
• Carlina,involucrata, ,,,P,,,,Western Australian Prohibited List
• Carpesium,cernuum,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Carpesium,cernuum, ,,,,,,,Weed Science List
• Carthamus,baeticus, ,Smooth Distaff Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carthamus,dentatus,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Carthamus,dentatus, ,,,,,,,Weed Science List
• Carthamus,flavescens, ,,,,,,,Weed Science List
• Carthamus,flavescens, ,,,P,,,,Western Australian Prohibited List
• Carthamus,glaucus,,Glaucous star thistle ,,P,,,,Australian Naturalised and/or Noxious Taxa
• Carthamus,glaucus, ,Glaucous star thistle ?,,,,,,Weed Science List
• Carthamus,glaucus, ,Glaucous star thistle ?,,P,,,,Western Australian Prohibited List
• Carthamus,lanatus,Kentrophyllum lanatum,"saffron thistle, distaff thistle, false star thistle, woolly safflower, woolly star thistle",XXXXXXH,NL,ACT; NSW; Qld; NT; WA; Tas; Vic,,,Australian Naturalised and/or Noxious Taxa
• Carthamus,lanatus, ,Woolly Distaff Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carthamus,lanatus, ,Saffron Thistle,,,,"Dispersal: animal external,Water,Wind. Life Form: Annual. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 4","S Eur, W As, In Victoria: Widespread, small populations",Environmental Weed Invasions In Victoria
• Carthamus,lanatus, ,Woolly Safflower,,,,Kentrophyllum lanatum,Southern Europe,Hanf "Arable Weeds of the World"
• Carthamus,lanatus, Kentrophyllum lanatum,"saffron thistle, distaff thistle, false star thistle, woolly safflower, woolly star thistle",,,,"little fodder value, eaten when very young & when stems emerge from rosette; seeds rich in oil & protein, eaten by sheep; forms dense patches restricting stock movement, injure grazing animals in eyes & mouth, reduce carrying capacity; competes with crops","native of Medit region & W Asia, has spread to many temp areas of world including USA, Arg, Chile, NZ & Aust","Noxious Weeds of Australia, P & C"
• Carthamus,lanatus, ,Safflower ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Need more information on invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Carthamus,lanatus, ,saffron thistle,,,,,,Weed Science List
• Carthamus,lanatus, ,saffron thistle,,P,,,,Western Australian Prohibited List
• Carthamus,leucocaulos,,"glaucous star thistle, whitestem distaff thistle",,L,WA,,,Australian Naturalised and/or Noxious Taxa
• Carthamus,leucocaulos, ,Whitestem Distaff Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Carthamus,leucocaulos, ,,,,,Region of origin - Medit; Extent of spread - localised ; Means of spread - unknown,,CRC for Weeds Tech Series Report # 3
• Carthamus,leucocaulos, ,"glaucous star thistle, whitestem distaff thistle",,,,"little fodder value, forms dense patches, restricts stock movement, reduce available grazing area & pasture productivity, presence of seeds, leaf fragments & flower heads in wool reduces value of clip","native of Medit region, particularly Greece & Crete; not widely spread, small area in California & Aust","Noxious Weeds of Australia, P & C"
• Carthamus,leucocaulos, ,glaucous star thistle,,,, Declared spp. under ARRPA,,Weed Science List
• Carthamus,leucocaulos, ,glaucous star thistle,,P,, Declared spp. under ARRPA,,Western Australian Prohibited List
• Carthamus,oxyacantha, ,,,,,,,Weed Science List
• Carthamus,oxyacantha, ,,,P,,,,Western Australian Prohibited List
• Carthamus,tinctorius,,safflower,X,N,,,,Australian Naturalised and/or Noxious Taxa
• Carthamus,tinctorius, ,Safflower,,,,,All Europe,Hanf "Arable Weeds of the World"
• Carthamus,tinctorius, ,,,,,,,Weed Science List
• Carthumus,spp., ,distaff thistle,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Cassinia,arcuata,,"Chinese scrub, sifton bush, Australian tauhinu, biddy bush, Chinese shrub, drooping cassinia, sifting bush, tear shrub",,NLP,NSW; Vic,,,Australian Naturalised and/or Noxious Taxa
• Cassinia,arcuata, ,"Chinese scrub, sifton bush, Australian tauhinu, biddy bush, Chinese shrub, drooping cassinia, sifting bush, tear shrub",,,,"grows well on land cleared for grazing & can dominate estab. pastures; plants unpalatable to stock, heavily infested areas reduce carrying capacity, clumps of the weed fire hazard & provide harbour for pest animals, particularly rabbits",native of SE Australia & Western Australia & has probably not spread far beyond its native range,"Noxious Weeds of Australia, P & C"
• Cassinia,arcuata, ,"Chinese scrub, sifton bush",,,,,,Weed Science List
• Cassinia,arcuata, ,"Chinese scrub, sifton bush",,P,,,,Western Australian Prohibited List
• Cassinia,leptophylla, ,,,,,,,Weed Science List
• Cassinia,leptophylla, ,,,P,,,,Western Australian Prohibited List
• Centaurea,acaulis, ,,,,,,,Weed Science List
• Centaurea,acaulis, ,,,P,,,,Western Australian Prohibited List
• Centaurea,aspera,C. sp. A in NSW,,,,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,aspera, ,,,,,,,Weed Science List
• Centaurea,biebersteinii, ,,,,,C. micranthos,"SE Europe, except Greece",Hanf "Arable Weeds of the World"
• Centaurea,biebersteinii,Compositae ,,,,,C. micranthos,"SE Europe, except Greece",Hanf "Arable Weeds of the World"
• Centaurea,calcitrapa,,"star thistle, purple star thistle, red starthistle",HXXH,NLP,ACT; NSW; Vic,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,calcitrapa, ,Purple Starthistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,calcitrapa, ,Purple Starthistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,calcitrapa, ,Star Thistle,,,,"Dispersal: animal external,Water. Life Form: Annual/Biennial. RISK: Serious threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 4,5","S&C Eur, In Victoria: Widespread, medium to large populations",Environmental Weed Invasions In Victoria
• Centaurea,calcitrapa, ,,,,,"C. adulterina, C. arrectispina, C. macroacantha","Southern & Eastern Europe, less NW Europe & UK",Hanf "Arable Weeds of the World"
• Centaurea,calcitrapa, ,"star thistle, purple star thistle, red starthistle",,,,"competes with crops & pastures, once heads are formed, spines injure grazing animals in eys & mouth, deny access to grazing animals to other pasture sp.; seed short lived, survive in soil for 2-3yrs","originated in southern & western Eur, W Asia & N Afr; widely distributed but only as a weed in Aust occurs in neglected areas in Eur, Middle East, S Afr, California & NZ","Noxious Weeds of Australia, P & C"
• Centaurea,calcitrapa, ,star thistle,,,,,,Weed Science List
• Centaurea,calcitrapa, ,purple starthistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,calcitrapa, ,star thistle,,P,,,,Western Australian Prohibited List
• Centaurea,calcitrapa,syn ,Star thistle,,,,"canal banks, roadsides, waste ground""Whole plant is a bitter astringent, appetizer, & stomachic; flowering summits are febrifuge, the root & fruits are diuretic; seeds are remedy for renal stones & pain""","Medit, C Eur","The Weed Flora of Egypt Boulos, L., & Nabil el-Hadidi, M"
• Centaurea,cineraria,,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,cineraria, ,,,,,,,Weed Science List
• Centaurea,cyanoides, ,,,,,,,Weed Science List
• Centaurea,cyanoides, ,,,P,,"This species has a single listing in the Denmark area but no further collections, dubious it has established.No specimens in the herbarium",,Western Australian Prohibited List
• Centaurea,cyanus,C. cyanoides in WA,,,N,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,cyanus, ,Corn flower,,,,"2 mth old seed germ well at high & constant temp, light favoured germ",,Germination & Establishment of Weeds for Experimental Purposes
• Centaurea,cyanus, ,Cornflower,,,,C. cyanocephala,"All Europe, more to the Balkans & Greece regions",Hanf "Arable Weeds of the World"
  Centaurea,cyanus, ,cornflower,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Centaurea,cyanus, ,,,,,,,Weed Science List
• Centaurea,cyanus, ,cornflower,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,cyanus,,batchelor's button,,,,"RANK 3. "LESSER THREAT"Exotic plant species which seem to principally spread and remain in disturbed corridors, not readily invading natural areas; also some agronomic weeds.",,Invasive Exotic Pest Plants in Tennessee
• Centaurea,depressa, ,,,,,,,Weed Science List
• Centaurea,depressa, ,,,P,,,,Western Australian Prohibited List
• Centaurea,diffusa, ,Diffuse Knapweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,diffusa, ,Diffuse knapweed,,,,"80% or higher germ in 15C darkness, 20 C darkness, alt. 20-30C darkness, & alt. 20-30 C with alt. light/darkness",,Germination & Establishment of Weeds for Experimental Purposes
• Centaurea,diffusa, ,Diffuse knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - widespread ,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,diffusa, ,diffuse knapweed,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Centaurea,diffusa, ,,,,,,,Weed Science List
• Centaurea,diffusa, ,diffuse knapweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,diffusa, ,,,P,,,,Western Australian Prohibited List
• Centaurea,eriophora,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,eriophora, ,,,,,"Region of origin - Spain, Portugal; Extent of spread - eradicated ?; Means of spread - unknown",,CRC for Weeds Tech Series Report # 3
• Centaurea,eriophora, ,,,,,,,Weed Science List
• Centaurea,iberica, ,Iberian Starthistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,iberica, ,,,,,,,Weed Science List
• Centaurea,iberica, ,Iberian starthistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,iberica, ,,,P,,,,Western Australian Prohibited List
• Centaurea,jacea,,,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,jacea,,,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,jacea, ,Brown knapweed,,,,"seeds germ at once or soon after harvest, seeds exposed to temps similar to those prevailing outdoors",,Germination & Establishment of Weeds for Experimental Purposes
• Centaurea,jacea, ,Brown knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,jacea, ,X nigra ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,jacea, ,,,,,,,Weed Science List
• Centaurea,jacea, ,brown knapweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,jacea, ,,,P,,,,Western Australian Prohibited List
• Centaurea,macrocephala, ,Bighead knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - regional (highly to moderately invasive but still with a potential to spread),,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,maculosa,,,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,maculosa, ,Spotted Knapweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,maculosa, ,,,,,C. stoebe,Central Europe from Belgium to Italy,Hanf "Arable Weeds of the World"
• Centaurea,maculosa, ,Spotted knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Red alert - high potential to spread,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,maculosa, ,spotted knapweed,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Centaurea,maculosa, ,,,,,,,Weed Science List
• Centaurea,maculosa, ,spotted knapweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,maculosa, ,,,P,,,,Western Australian Prohibited List
• Centaurea,maculosa,,spotted knapweed,,,,"RANK 2. "SIGNIFICANT THREAT"Exotic plant species which possess some invasive characteristics, but have less impact on native plant communities; may have the capacity to invade natural communities along disturbance corridors, or to spread from stands in d",,Invasive Exotic Pest Plants in Tennessee
• Centaurea,melitensis,,Malta thistle,XXXH,N,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,melitensis, ,Tacalote ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,melitensis, ,Malta Thistle,,,,"Dispersal: animal external,Water. Life Form: Annual. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 3,4,12","S Eur, In Victoria: ?",Environmental Weed Invasions In Victoria
• Centaurea,melitensis, ,Maltese Centaury,,,,,Southern Europe,Hanf "Arable Weeds of the World"
• Centaurea,melitensis, ,,,,,,,Weed Science List
• Centaurea,melitensis, ,Malta starthistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,nigra,C. sp. B in NSW,"black knapweed, common knapweed, knapweed, lesser knapweed, Spanish buttons",,NLP,Vic,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,nigra, ,Black knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Wildland weeds of lesser invasiveness,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,nigra, ,black knapweed,,,,,,Weed Science List
• Centaurea,nigra, ,black knapweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,nigra, ,black knapweed,,P,,,,Western Australian Prohibited List
• Centaurea,nigrescens,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,nigrescens, ,,,,,,,Weed Science List
• Centaurea,paniculata,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,paniculata, ,,,,,,,Weed Science List
• Centaurea,pratensis, ,Meadow knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - regional (highly to moderately invasive but still with a potential to spread),,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,repens, ,Russian Knapweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,repens, ,Russian knapweed,,,,69% germ with 20-30C & alt. exposure to light & darkness; germ increases with storage,,Germination & Establishment of Weeds for Experimental Purposes
• Centaurea,repens, ,Russian knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - regional (highly to moderately invasive but still with a potential to spread),,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,repens, ,,,,,,,Weed Science List
• Centaurea,repens, ,Russian knapweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,rhenana, ,,,,,C. stoebe,"Central Europe, less Denmark & S Sweden",Hanf "Arable Weeds of the World"
• Centaurea,rhenana,Compositae ,,,,,C. stoebe,"Central Europe, less Denmark & S Sweden",Hanf "Arable Weeds of the World"
• Centaurea,scabiosa,,Greater Knapweed,,NP,,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,scabiosa, ,,,,,"seeds germ at once or soon after harvest, seeds placed in unheated germinator & exposed to temps similar to those prevailing outdoors",,Germination & Establishment of Weeds for Experimental Purposes
• Centaurea,scabiosa, ,Greater Knapweed,,,,,All Europe,Hanf "Arable Weeds of the World"
• Centaurea,scabiosa,Compositae ,Greater Knapweed,,,,,All Europe,Hanf "Arable Weeds of the World"
• Centaurea,scabiosa, ,Greater Knapweed,,P,,"Hanf "Arable Weeds of the World"Minor weed in all parts of Europe: N1, C1, S1, W1 "Elsevier's Dictionary of Weeds of Western Europe"",All Europe,Western Australian Prohibited List
• Centaurea,solstitialis,,"St Barnaby's thistle, golden star thistle, yellow centaurea, yellow cockspur, yellow star-thistle",,NLP,NSW; Vic,,,Australian Naturalised and/or Noxious Taxa
• Centaurea,solstitialis, ,Yellow Starthistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,solstitialis, ,Yellow Starthistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,solstitialis, ,Yellow star thistle,,,,100% germ in darkness at 20C; 98% germ at 20-30C with alt. light/dark,,Germination & Establishment of Weeds for Experimental Purposes
• Centaurea,solstitialis, ,Yellowe Starthistle,,,,,"Mainland Europe, less in Central & Northern region & UK",Hanf "Arable Weeds of the World"
• Centaurea,solstitialis, ,"St Barnaby's thistle, golden star thistle, yellow centaurea, yellow cockspur, yellow star-thistle",,,,"comp. with pastures & crops for moisture & nutrients & large rosettes shade useful pasture sp.; forms dense patches, restricting stock movement, injures grazing animals & dogs in eyes, mouth & feet, contributes to vegetable fault in wool; toxic to horses","native of the Medit region & W Asia, has spread to most temp areas of world; well estab. & spreading in USA, troublesome on cultivated land in S Afr & S Amer, Arg, Chile & Uruguay; considered weed in most of its native range; minor import. in NZ","Noxious Weeds of Australia, P & C"
• Centaurea,solstitialis, ,Yellow starthistle ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - widespread ,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,solstitialis, ,yellow star thistle,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Centaurea,solstitialis, ,St Barnaby's thistle,,,,,,Weed Science List
• Centaurea,solstitialis, ,yellow starthistle,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,solstitialis, ,St Barnaby's thistle,,P,,,,Western Australian Prohibited List
• Centaurea,spp., ,,,,,Initial list of Invasive weeds nominated by Aliens list members,,"Aliens List, Nominated Worst Invasive Weeds"
• Centaurea,spp., ,knapweeds,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Centaurea,squarrosa, ,Squarrose Knapweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,squarrosa, ,squarrose knapweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,sulphurea, ,Sicilian Thistle ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Centaurea,virgata var. squarrosa, , Squarrose knapweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Red alert - high potential to spread,,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea,vochinensis, ,Vochin knapweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Centaurea,vulgaris, , ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - regional (highly to moderately invasive but still with a potential to spread),,Pacific Northwest Exotic Pest Plant Council (Weed)
• Centaurea ,nigra, ,"black knapweed, common knapweed, knapweed, lesser knapweed, Spanish buttons",,,,"not eaten by grazing animals, reduces pasture carrying capacity; allelopathic compounds produced, reducing germ & early seedling estab. of some sp.; invades overgrazed or undeveloped pastures in higher rainfall areas","originated in Eur, now occurs in several temp areas of world, considered a minor problem in NE NAmer & British Isles, NZ & NW USA","Noxious Weeds of Australia, P & C"
• Centipeda,minima, ,,,,,annual sub-dominance , Upland Korea Upland Japan ,Weeds and Weed Control in Asia
• Centipeda,minima,"syn Centipeda minuta, Centipeda orbicularis",,,,,"moist, sunny to slightly shaded sites, compounds, riverbanks, in desiccated riverbeds, often rather numerous; from 0-2600m alt; flowering Mar-Oct (Java); rainfed & upland rice fields, a weed of minor importance, ","unknown, tropical & subtropical; throughout Indonesia","Weeds of Rice in Indonesia, Soerjani et al, 1987"
• Centratherum,punctatum,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Cephalonoplos,segetum, ,,,,,biennial sub-dominance , Upland Korea ,Weeds and Weed Control in Asia
• Ceruana,pratensis,syn ,,,,,"Nile and irrigation canal banks in Upper Egypt, until building of Aswan High Dam. Most populations have now disappeared, due to unfavourable growing conditionsAncient Egypt plants were used for making baskets and mummy coffins. Now used for making broom","Egypt, Sudan, trop. NW Afr","The Weed Flora of Egypt Boulos, L., & Nabil el-Hadidi, M"
• Chaenactis,douglasii, ,,,,,20% germ at 20C in darkness ,,Germination & Establishment of Weeds for Experimental Purposes
• Chamaemelum,fuscatum, ,,,,,"Anthemis fuscata, A. praecox",S West Europe,Hanf "Arable Weeds of the World"
• Chamaemelum,fuscatum,,,,,,"Anthemis fuscata, A. praecox",S West Europe,Hanf "Arable Weeds of the World"
• Chamaemelum,mixtum, ,,,,,"Anthemis mixta, Ormesis mixta",Southern Europe,Hanf "Arable Weeds of the World"
• Chamaemelum,mixtum, ,,,,,,,Weed Science List
• Chamaemelum,mixtum, ,,,P,,,,Western Australian Prohibited List
• Chamaemelum,nobile,,,,,,,,Australian Naturalised and/or Noxious Taxa
• Chamaemelum,nobile,bas Anthemis nobilis L. (1753),Chamomile,,,,Anthemis nobilis,"Western Europe UK & Eire, less in Central Europe",Hanf "Arable Weeds of the World"
• Chamaemelum,nobile,bas Anthemis nobilis L. (1753),,,,,,,Weed Science List
• Chamomilla,aurea, ,,,,,"Matricaria aurea, Perideraca aurea",SW Medit Region,Hanf "Arable Weeds of the World"
• Chamomilla,aurea,Compositae ,,,,,"Matricaria aurea, Perideraca aurea",SW Medit Region,Hanf "Arable Weeds of the World"
• Chamomilla,recutita, ,Scented Mayweed,,,,"Matricaria recutita, M. suaveolensEstablished in SA and NSW",All Europe,Hanf "Arable Weeds of the World"
• Chamomilla,suaveolens, ,Pineapple Weed,,,,"Matricaria matricarioides, M. suaveolens, M. discoidea",All Europe,Hanf "Arable Weeds of the World"
• Charieis,heterophylla, ,,,,,"33% germ of seeds in darkness & 19% light; seeds soaked in water overnight, placed on moist filter paper & germ at 26C",,Germination & Establishment of Weeds for Experimental Purposes
• Chondrilla,juncea,,"skeleton weed, gum succory, naked weed, rush skeleton weed",XXXX,L,Vic; SA; WA; Tas,,,Australian Naturalised and/or Noxious Taxa
• Chondrilla,juncea, ,Skeletonweed ,,,,"California Noxious Weed Control Projects Inventory (CNWCPI) A combined government/private/non-profit effort to establish a database, accessible through the Internet, containing information on noxious weed control in California. This information will f",,Californian Noxious Weed
• Chondrilla,juncea, ,Skeleton Weed,,,,"Dispersal: animal external,Water,Vegetative,Wind. Life Form: Perennial herb. RISK: Not a threat (but may have a negative visual impact). Vegetation Formations Invaded: 3,4,","Med, C Eur, W As, In Victoria: Limited distribution, small populations",Environmental Weed Invasions In Victoria
• Chondrilla,juncea, ,Skeletonweed,,,,"C. acantholepis, C. brevirostiris, C. canascens, C. graminea, C. latifolia","Mainland Europe, W Asia, N Amer & Aust",Hanf "Arable Weeds of the World"
• Chondrilla,juncea, ,"skeleton weed, gum succory, naked weed, rush skeleton weed",,,,,"orig. from southern Soviet Union & Asia Minor west to Medit region inc. NAfr & Iberian Pen.; it is of little imprt. as weed excpt. in vine growing areas, fallow, lupin & cereal crops in Portugal, Spain, Italy Yugo & Lebanon;sprd to C Eur, N & S Amer & NZ","Noxious Weeds of Australia, P & C"
• Chondrilla,juncea, ,Rush skeletonweed ,,,,PRELIMINARY LIST OF PLANT SPECIES OF CONCERN: Most invasive - regional (highly to moderately invasive but still with a potential to spread),,Pacific Northwest Exotic Pest Plant Council (Weed)
• Chondrilla,juncea, ,rush skeleton weed,,,,From lists and sources by Faith Campbell and John Randall,,"Plant Invaders of Parks and Natural Areas, US National Parks, weed"
• Chondrilla,juncea, ,Skeleton weed n ,,,,"PROCLAIMED PLANTS IN SOUTH AUSTRALIA, AUGUST 1996 # Plant must be destroyed. * Control required in part of the State only. + Control not required. n Notifiable in part of the State. N Notifiable throughout the State. c Special program in south-ea"," Sale of Plant, or Produce, Goods etc. Prohibited in South Australia (Section 54(1) (2) applies) Roadside control cost to be met by adjoi","South Australian ""Proclaimed Plants"" (Weed)"
• Chondrilla,juncea, ,skeleton weed,,,,Declared spp. under ARRPA,,Weed Science List
• Chondrilla,juncea, ,"skeleton weed, chondrilla, rush skeleton weed",,,,"Chondrilla juncea is a perennial composite that is not an important weed in its region of origin of Eurasia. However introduced into Australia in the early 1900s, it quickly infested thousands of hectares of pasture, wheat fields, roadsides and waste area",originated in Eurasia,WORLD WEEDS Natural Histories & Distribution - Holm et. al.
• Chondrilla,juncea, ,rusk skeletonweed,,,,"Source: "USA Composite List of Weeds" published by WSSA WEEDS 14: 347-386, 1966",,WSSA WEEDS 14: 1966
• Chondrilla,juncea, ,skeleton weed,,P,,Declared spp. under ARRPA,,Western Australian Prohibited List
• Chromolaena,odorata, ,"chromolaena, siam weed",,,,"tropical Africa, gardens, natural vegetation",Fed. States of Micronesia; Guam; Papua New Guinea,""Weeds of Agriculture and Plantation Foresty in the Southern and Western Pacific", D.F Waterhouse"
• Chromolaena,odorata, ,,,,,Initial list of Invasive weeds nominated by Aliens list members,,"Aliens List, Nominated Worst Invasive Weeds"
• Chromolaena,odorata,"Eupatorium conyzoides, Eupatorium odoratum","Siam weed, bitter weed, Christmas bush, devil weed, hagonoy, triffid weed",E,LQ,Qld; WA; NT; NSW,,,Australian Naturalised and/or Noxious Taxa
• Chromolaena,odorata,,Siam weed,E,L,Qld; WA; NSW,,,Australian Naturalised and/or Noxious Taxa
• Chromolaena,odorata, (less weedy form),,,,,Region of origin - southern Brazil; Extent of spread - localised ; Means of spread - seed contaminant,,CRC for Weeds Tech Series Report # 3
• Chromolaena,odorata, (weedy form),,,,,"Region of origin - W Indies, trop S Amer, Mexico; Extent of spread - locally common; Means of spread - seed contaminant",,CRC for Weeds Tech Series Report # 3
• Chromolaena,odorata, ,triffid weed,,,,"Declared Weed. Subject of herbicide registration & biocontrol investigationWoody SpeciesInvades: forest margins, savanna, plantations,wooded kloofs, watercourses, roadsidesCultivated for: ornament","Origin: C & S Amer, West Indies",Plant Invaders of Southern Africa. (Weeds)
• Chromolaena,odorata, ,triffid weed,,,,"Declared Weed. Subject of herbicide registration & biocontrol investigationWoody SpeciesInvades: forest margins, savanna, plantations,wooded kloofs, watercourses, roadsidesCultivated for: ornament","Origin: C & S Amer, West Indies",Plant Invaders of Southern Africa. (Weeds)
• Chromolaena,odorata, ,Siam weed,,,,,,Weed Science List
• Chromolaena,odorata, ,Siam weed,,P,,,,Western Australian Prohibited List
• Chromolaena,ordata," Eupatorium conyzoides, Eupatorium odoratum","Siam weed, bitter weed, Christmas bush, devil weed, hagonoy, triffid weed",,,,"in tropics Siam weed very competitive with pasture & plantation crops, coconuts, rubber, tea, oil palm, sugarcane, pineapple & tobacco reducing yields & in estab. phase, chokes out these crops as well as young forest trees; competes with dryland rice; cau","native of C Amer from Mexico to Brazil, including West Indies; not a serious weed in its native range but is a transient coloniser of cleared areas in the Amazon forest; introd as an ornamental to Calcutta in India, spread through Bengal, Assam & Burma to","Noxious Weeds of Australia, P & C"
• Chrysanthemoides,monilifera,Osteospermum moniliferum,"boneseed, bitou bush, bietou, brother berry, Higgin's curse, jungle flower, salt bush",HHHXXHw,NL,"Lord Howe Is.; Vic; Qld; SA; WA, NSW",,,Australian Naturalised and/or Noxious Taxa
• Chrysanthemoides,monilifera,Osteospermum moniliferum,"boneseed, bitou bush, bietou, brother berry, Higgin's curse, jungle flower, salt bush",HXHXXwX,NL,"Lord Howe Is.; Vic; Qld; SA; WA, NSW",,,Australian Naturalised and/or Noxious Taxa
• Chrysanthemoides,monilifera, ,Boneseed,,,,"Dispersal: Bird, internal,Water,animal (not bird), internal. Life Form: Large Small to medium shrubhrub. RISK: Very serious threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 1,2,3,4,5,6,8,12","Introduced deliberately from: S Af, In Victoria: Widespread, medium to large populations",Environmental Weed Invasions In Victoria
• Chrysanthemoides,monilifera, ,"boneseed, bitou bush",,,," PROCLAIMED PLANTS IN SOUTH AUSTRALIA, AUGUST 1996 # Plant must be destroyed. * Control required in part of the State only. + Control not required. n Notifiable in part of the State. N Notifiable throughout the State. c Special program in south-ea"," Sale of Plant, or Produce, Goods etc. Prohibited in South Australia (Section 54(1) (2) applies) Movement prohibited on roads (Section 52(2) applies)","South Australian ""Proclaimed Plants"" (Weed)"
• Chrysanthemoides,monilifera, ,"boneseed, bitou bush",,,, Declared spp. under ARRPA,,Weed Science List
• Chrysanthemoides,monilifera, ,"boneseed, bitou bush",,P,, Declared spp. under ARRPA,,Western Australian Prohibited List
• Chrysanthemoides,monilifera ssp. rotundata,,Bitou Bush ,,,,Major WeedSHRUBS.,,"Environmental Weeds Of North Coast NSW, John Nagle, Greening Australia, 1995"
• Chrysanthemoides,monilifera ssp. rotundata,,Bitou Bush ,,,,Trees/Shrubs.,,"Rainforest Weeds, John Nagle, Greening Australia, 1995"
• Chrysanthemoides,monilifera ssp. monilifera, Osteospermum moniliferum,"boneseed, bitou bush, bietou, brother berry, Higgin's curse, jungle flower, salt bush",,,,"establishes in areas of native vegetation ranging from mallee scrub to wet sclerophyll forests, whether disturbed or not, & eventually out competes & eliminates many native sp.; has vigorous growth & has an absence of natural enemies; regenerates rapidly ","native of southern & south-eastern coastal areas of S Afr where there are 6 ssp, only 2 introd. to Aust; occurs in USA (Cal), Sicily, southern France & NZ, but has become more troublesome in Aust than elsewhere","Noxious Weeds of Australia, P & C"
• Chrysanthemoides,monilifera ssp. rotundata, ,Bitou Bush,,,,"Dispersal: Bird, internal,animal (not bird), internal. Life Form: Large Small to medium shrubhrub. RISK: Potential threat to one or vegetation formations (Victoria). Vegetation Formations Invaded: 4","S Af, In Victoria: Rare or localised, small populations",Environmental Weed Invasions In Victoria
• Chrysanthemoides,monilifera ssp. rotundata, Osteospermum moniliferum,"boneseed, bitou bush, bietou, brother berry, Higgin's curse, jungle flower, salt bush",,,,,"occurs along 60% of the NSW coast including 12 National Parks & 9 Nature Res, presently confined to c