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Montana Field Guide

Montana Field Guides

Water-plantain Buttercup - Ranunculus alismifolius

Status Under Review

Global Rank: G5
State Rank: S3?

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 7

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General Description
Stems erect, 7–40 cm with glabrous to hirsute foliage. Basal leaf blades 1–10 cm long, lanceolate to narrowly ovate with entire margins. Flowers with petals 4–12 mm long, twice as long as the glabrous to hirsute sepals. Achenes glabrous to sparsely hairy, ca. 2 mm long with a straight or bent beak 1 mm long; heads hemispheric, 4–6 mm high (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Montana has varities alismifolius, alismellus Gray, and davisii Benson.

Species Range
Present
 


Range Comments
BC south to CA, NV, UT and CO (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 3

(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
Moist to wet meadows, margins of streams, wetlands, rocky places: montane to subalpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Water-plantain Buttercup — Ranunculus alismifolius.  Montana Field Guide.  .  Retrieved on , from