Smooth Yellow Woodland Violet - Viola glabella
(see State Rank Reason below)
State Rank Reason (see State Rank above)
Relatively common in western Montana in appropriate habitat.
Plants glabrous to puberulent, rhizomatous. Stems 5–20 cm. Leaf blades 3–9 cm wide, broadly cordate to reniform, with pointed tips and crenate margins; stipules ovate, rounded at the tip, 5–10 mm long. Flowers yellow, fading to white, 8–14 mm long; the lower petals with purple lines; the lateral pair bearded; spur 1–2 mm long; style short-hairy at the tip. Capsule ca. 5 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX
AK to AB south to CA and MT (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations:
(Click on the following maps and charts to see full sized version)
Map Help and Descriptions
(Observations spanning multiple months or years are excluded from time charts)
Moist to wet forest, thickets, often along streams, lakes; valleys to subalpine (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus vagans
, Bombus pensylvanicus
, Bombus bimaculatus
, Bombus griseocollis
, and Bombus impatiens
(Colla and Dumesh 2010, Williams et al. 2014).
- Literature Cited AboveLegend: View Online Publication
- Colla, S.R. and S. Dumesh. 2010. The bumble bees of southern Ontario: notes on natural history and distribution. Journal of the Entomological Society of Ontario 141: 39-68.
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Williams, P., R. Thorp, L. Richardson, and S. Colla. 2014. Bumble Bees of North America. Princeton, NJ: Princeton University Press. 208 p.