Biennial or annual herb from a taproot, also some fibrous roots from the lower nodes; stems erect to ascending, one or more, freely branched, 10-40 cm tall, usually stiff-hairy at the base.
Basal and stem leaves pinnate, generally glabrous, lateral lobes (2) 4-10, shortly-stalked to stalked; basal leaves not rosetted, oblanceolate to egg-shaped, entire or shallowly lobed, 3-15 cm long, the terminal leaflet usually largest, up to 2 cm long; stem leaves linear or lanceolate to linear-oblanceolate.
Inflorescence an elongated racemes, more or less umbel-like, 3-10 cm long, usually lacking bracts; flower stalks ascending, 5-10 mm long; petals white, 2-4 mm long; sepals 1.2-1.8 mm long.
Siliques, erect, 1.5-2.5 cm long, 0.7-1 (1.5) mm wide, glabrous; styles 0.4-0.8 mm long; seeds (20) 24-40, about 1 mm long, usually wingless.
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
|AT(1), BAFA(1), BG(1), BWBS(1), CWH(8), ESSF(13), ICH(6), IDF(6), MH(1), MS(2), PP(1), SBPS(4), SBS(3), SWB(1)|
Source: Klinkenberg 2013
Synonyms and Alternate Names:
Cardamine pensylvanica var. brittoniana Farw.