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Montana Field Guide

Montana Field Guides

Idaho Gumweed - Grindelia nana
Other Names:  Grindelia hirsutula [in part]


Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 3

External Links






 
General Description
Perennial branched from the caudex. Stems erect, branched above, 10–40 cm. Herbage glabrate, glandular-punctate. Leaf blades oblanceolate, 1–6 cm long, mostly entire; basal sometimes present at flowering. Involucres 7–10 mm high. Rays 12 to 25; ligules 4–10 mm long. Disk corollas 4–5 mm long. Achenes 4–6 mm long, top margin knobby; pappus awns 2 or 3 (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:
Idaho Gumweed — Grindelia nana.  Montana Field Guide.  .  Retrieved on , from