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ragwort
▪ I. ˈragwort1 [Prob. f. rag n.1, in reference to the ragged form of the leaves.] 1. The popular name of several species of the genus Senecio, esp. the common ragwort, Senecio Jacobæa. (See also ragweed.) The first quot. may belong to sense 2.c 1450 M.E. Med. Bk. (Heinrich) 205 Tak lytwort..plantayn...
Oxford English Dictionary
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Ragwort (disambiguation)
Senecio cambrensis, Welsh ragwort
Senecio squalidus, Oxford ragwort
Senecio viscosus, sticky ragwort
Certain members of the genus Jacobaea (a segregate ragwort
Jacobaea erucifolia, Hoary ragwort
Certain members of the genus Packera including:
Packera obovata, Roundleaf ragwort
Packera aurea, golden ragwort
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ragwort
ragwort/ˈrægwɜ:t; `ræɡˌwət/ n[C, U]wild plant with yellow daisy-like flowers and ragged leaves 千里光（野生植物, 开黄花似雏菊, 叶呈不规则齿形）.
牛津英汉双解词典
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Woolly ragwort
Woolly ragwort is a common name for several plants and may refer to:
Packera dubia, syn.
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Tansy ragwort flea beetle
Longitarsus jacobaeae is a species of flea beetle known as the tansy ragwort flea beetle. This two-pronged attack is quite successful in preventing ragwort growth and development.
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Ragweed (disambiguation)
Ragweed may also refer to:
Bassia scoparia, a shrub native to Eurasia
Jacobaea vulgaris, also known as ragwort
Cross Canadian Ragweed, an alternative country band
See also
Ragwort (disambiguation)
Ragweed leaf beetle, two beetles in the family Chrysomelidae
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are cinnabar moths poisonous
It has been introduced into New Zealand, Australia and North America to control ragwort, on which its larvae feed.
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Ragwort Control Act 2003
The Ragwort Control Act 2003 (c 40) is an Act of the Parliament of the United Kingdom. Common ragwort is considered an "injurious weed" that is harmful to the interests of agriculture.
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Jacobaea vulgaris
Common names include ragwort, common ragwort, stinking willie, tansy ragwort, benweed, St. ragwort.
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Packera
Senecio breweri) − Brewer's ragwort
Packera cana (Hook.) A.Löve − Fendler's ragwort
Packera flettii (Wiegand) W.A.Weber & A.Löve − Flett's ragwort
Packera franciscana (Greene) W.A.Weber & A.Löve (syn.
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Senecio
Beck — Bosnian ragwort
Senecio brasiliensis (Spreng.) Senecio keniophytum
Senecio lamarckianus
Senecio leucanthemifolius Poir. — coastal ragwort
Senecio madagascariensis — Madagascar ragwort
Senecio macroglossus
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Platyptilia isodactylus
Platyptilia isodactylus (ragwort plume moth or ragwort crown-boring plume moth) is a moth of the family Pterophoridae found in China, Europe and was introduced It has been introduced in Australia and New Zealand as a biological control agent for ragwort.
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Senecio aphanactis
Senecio aphanactis, known by the common names chaparral ragwort, rayless ragwort, and California groundsel, is a species of flowering plant in the aster External links
Calflora Database: Senecio aphanactis (California groundsel, Chaparral ragwort, Rayless ragwort)
Jepson Jepson eFlora (TJM2) treatment
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Botanophila seneciella
Botanophila seneciella, the ragwort seed fly or ragwort seed head fly, is a fly species in the family Anthomyiidae. control of the tansy ragwort.
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Senecio pattersonensis
Senecio pattersonensis is an uncommon species of flowering plant in the aster family known by the common names Mono ragwort. and Mount Patterson senecio pattersonensis
USDA Plants Profile: Senecio pattersonensis (Mono ragwort)
UC CalPhotos gallery of Senecio pattersonensis (Mono ragwort)
pattersonensis
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