Annual or biennial (var. oligosperma) or perennial (var. kamtschatica) herb from a taproot; stems erect to ascending, one or more, freely branched, 10-50 cm tall, hairs short or lacking.
Basal leaves forming a rosette; stem leaves similar, pinnate, sparsely stiff-hairy to hairy-fringed to almost glabrous, lateral lobes (2) 3-10, shortly-stalked to stalked, oblanceolate to egg-shaped, entire or shallowly 2 to several times round-toothed or lobed, 3-20 mm long, the terminal leaflet usually larger, to 3 cm long.
Inflorescence an elongate racemes, more or less umbel-like, 3-10 cm long, generally lacking bracts; flower stalks erect to ascending, 5-20 mm long; petals white, 2-4 mm long; sepals 1-2 mm long.
Siliques, erect, 1.5-2.5 cm long, 1-1.5 mm wide, glabrous to sparsely hairy; styles less than 0.5 mm long; seeds 15-22 (24), 1.5-2 mm long, oblong-oval, narrowly wing-margined.
Two rather weak varieties occur in BC.
1. Racemes more or less umbel-like, the central axis 1-2 cm long; plants of the upper montane to alpine zones...................... var. kamtschatica (Regel) Detling
1. Racemes more elongate, the central axis greater than 3 cm long; plants of the lowland and lower montane zones............................ var. oligosperma
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Present from Spring to Summer
Source: The USDA
||Value / Class
Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
of field plots
species was recorded in:
BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in
|BAFA(6), BWBS(1), CDF(13), CWH(15), ESSF(14), ICH(12), IDF(2), MH(8), MS(3), PP(1), SBPS(2), SBS(7)|
Source: Klinkenberg 2013
Synonyms and Alternate Names:
Cardamine oligosperma sensu lato
Cardamine oligosperma var. oligosperma Nutt.