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Montana Field Guide

Montana Field Guides

Tall Bur-marigold - Bidens vulgata


Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 6

External Links






 
General Description
Annual. Stems erect, 30–100 cm. Herbage glabrous to sparsely puberulent. Leaves distinctly petiolate; blades divided into 3 or 5 lanceolate, serrate leaflets, 1–8 cm long. Inflorescence: heads usually few; peduncles 2–12 cm long. Involucre: outer phyllaries 10–16, oblanceolate, 8–30 mm long, ciliate, sometimes serrulate; inner phyllaries ovate, 6–8 mm long. Rays absent or 3 to 5 reduced. Disk corollas 2–3 mm long. Pappus 2, awns 2–4 mm long. Achenes flattened, 5–12 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Throughout most of temperate N. America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Tall Bur-marigold — Bidens vulgata.  Montana Field Guide.  .  Retrieved on , from