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Montana Field Guide

Montana Field Guides

Yellowstone Whitlow-grass - Draba incerta


Global Rank: G5
State Rank: S4S5

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

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General Description
Cushion-forming perennial, the caudex clothed in old leaf bases. Stems simple, 5–20 mm. Basal leaves oblanceolate, curved inward, 2–5 mm long, entire. Stem leaves absent. Vestiture of simple, short, leaf cilia; otherwise glabrous. Petals yellow, fading to white, 3–4 mm long. Fruit ascending, 4–6 × 2–3 mm, pubescent with stellate hairs; style 0.5–1 mm long; lower pedicels 1–3 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
AK to ID, WY and east to QC (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 7

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Stony soil of fellfields, turf, cliffs, exposed slopes; alpine, occasionally lower on exposed calcareous sites (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Yellowstone Whitlow-grass — Draba incerta.  Montana Field Guide.  .  Retrieved on , from