Rorippa curvipes var. alpina
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Perennial from wet areas, usually glabrous. Basal leaves: petioles mostly 1-2 cm long, blade mostly 1-3.5 cm long, margins usually dentate to pinnatifid, rareply repand. Stem leaves petiolate or subsessile, blade obovate to oblanceolate, smaller distally, margins entire, crenate or repand. Fruiting pedicels asceonding to slightly reflexed, straight or curved, mostly 3-6 mm long. Fruits siliques or sometimes silicles, straight or slightly curved, mostly 3-7 x 1.5-2.5 mm, valves glabrous; ovules up to 46 per ovary; style mostly 0.5-1 mm long. Seeds biseriate, yellow-brown, 0.5-0.7 mm (adapted from Al-Shehbaz, 2007, in Flora N. America, Vol. 7).
Lesica (2012) treats this as a variety of R. curvipes.
ID, WY and MT south to CO and NV (Al-Shehbaz, 2007, in Flora N. Amer., Vol. 7).
Observations in Montana Natural Heritage Program Database
Number of Observations:
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(Observations spanning multiple months or years are excluded from time charts)
Moist areas, including streamsides, ponds, seeps, 1400-3800 meters (Al-Shehbaz, 2007, in Flora N. Amer., Vol. 7).
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap:
(Thorp et al. 1983).
Literature Cited Above
Legend: View Online Publication Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p. Thorp, R.W., D.S. Horning, and L.L. Dunning. 1983. Bumble bees and cuckoo bumble bees of California (Hymenoptera: Apidae). Bulletin of the California Insect Survey 23:1-79. Additional References
Legend: View Online Publication Do you know of a citation we're missing? Joslin, G.J. 1975. Behavior and environmental selection by Elk (Cervus canadensis nelsoni) during surrmer and fall in the First and Second Yellow Mule drainages, Madison County, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University, Bozeman. 65 p.