Senecio jacobaea Linnaeus (Q6343)
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Senecio jacobaea is a synonym of Jacobaea vulgaris Gaertner
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Senecio jacobaea Linnaeus
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Senecio jacobaea is a synonym of Jacobaea vulgaris Gaertner
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Statements
taxon/id/Senecio jacobaea Linnaeus
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CA-BC
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CA-NB
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CA-NL
Nfld. and Labr. (Nfld.)
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CA-NS
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CA-ON
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CA-PE
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CA-QC
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US-CA
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US-ID
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US-IL
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US-ME
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US-MA
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US-MI
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US-MT
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US-NJ
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US-NY
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US-OR
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US-PA
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US-WA
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Herbage sparsely and unevenly tomentose, glabrescent except in leaf-axils and among heads.
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Stems (often purplish-tinged) usually single, sometimes loosely clustered.
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petiolate (sometimes obscurely);
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blades ovate to broadly ovate (usually 1–3-pinnate, lobes mostly obovate to spatulate), (4–) 7–20 (–30) × (1–) 2–5 (–12) cm, bases usually tapered, ultimate margins dentate (distal leaves similar, smaller).
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Heads (10–) 20–60+ in corymbiform arrays.
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Calyculi of 2–6 (inconspicuous) bractlets (less than 2 mm).
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Phyllaries ± 13, 3–4 (–5) mm, tips black or greenish.
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corolla laminae 8–12 mm.
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Cypselae all sparsely hairy or ray cypselae glabrous.
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distributed
more or less evenly
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