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Montana Field Guide

Montana Field Guides

Roundleaf Violet - Viola orbiculata


Global Rank: G5
State Rank: S5
* (see State Rank Reason below)

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 5

External Links






State Rank Reason (see State Rank above)
Common to abundant in montane to subalpine forests in the western half of the state.
 
General Description
Glabrous without rhizomes or stolons. Stems lacking; peduncles 2–5 cm long. Leaf blades 2–4 cm wide, orbiculate-cordate with crenate margins; stipules lanceolate 3–9 mm long, sometimes glandular-serrate. Flowers 8–12 mm long, yellow; the lower 3 petals with purple lines; the lateral pair bearded; spur ca. 1 mm long; style tip hairy. Capsule 5–8 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
BC, AB south to OR, ID and MT (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 59

(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 coniferous forest; valleys to lower subalpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Roundleaf Violet — Viola orbiculata.  Montana Field Guide.  .  Retrieved on , from