Cardamine
bittercress, toothwort
14 species
Show only taxa with photos
Order by:
Scientific name
Common name
Display as:
Cardamine angulataangled bittercress, seaside bittercress
Distribution: West of the Cascades in Washington; Alaska south to northern California.
Habitat: Wet ground, especially along stream banks, often in deep woods.
Origin: Native
Flowers: April-June
Cardamine bellidifoliaalpine bittercress
Distribution: In the Olympic and Cascade mountains in Washington; circumpolar, south in North America to California and New Hampshire.
Habitat: Subalpine to alpine meadows.
Origin: Native
Flowers: July-August
Cardamine breweriBrewer's bittercress, round bittercress
Distribution: Distributed on both sides of the Cascades in Washington; British Columbia to California, east to the Rocky Mountains from Montana south to Colorado.
Habitat: Stream margins, wet meadows, pond shores, and other riparian areas.
Origin: Native
Flowers: April-August
Cardamine cordifoliaheart-leaved bittercress, large mountain bittercress, Lyall's bittercress
Distribution: In the Cascades, but not the Olympic Mountains, in Washington; British Columbia south to California, east to Idaho.
Habitat: Streambanks and moist meadows in the mountains.
Origin: Native
Flowers: June-September
Cardamine corymbosaNew Zealand bittercress
Origin: Introduced
Cardamine flexuosawavy bittercress
Distribution: Occurring west of the Cascades crest in Washington; British Columbia south to California, also in central and eastern North America.
Habitat: Disturbed ground, often where moist.
Origin: Introduced from Eurasia
Flowers: April-September
Cardamine hirsutahairy bittercress
Distribution: Widely distributed throughout Washington; British Columbia to California and throughout much of the eastern half of the U.S.
Habitat: Disturbed ground at low elevations.
Origin: Introduced from Eurasia
Flowers: March-June
Cardamine nuttalliibeautiful bittercres, beautiful bittercress, Nuttall's toothwort, slender toothwort
Distribution: Occurring on both sides of the Cascades crest in Washington; Washington south to California.
Habitat: Seasonally moist soils of forest openings to forest understory, from low to moderate elevations.
Origin: Native
Flowers: March-May
Cardamine occidentaliswestern bittercress
Origin: Native
Flowers: April - July
Cardamine occultawood bittercress
Origin: Introduced
Cardamine oligospermafew-seeded bittercress, little western bittercress
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska south to California, east to the Rocky Mountains; more common west of the Cascades in Washington.
Habitat: Widespread, but mostly in seasonally wet, open or forested areas.
Origin: Native
Flowers: March-July
Cardamine pensylvanicaPennsylvania bittercress, quaker bittercress
Distribution: Widespread throughout Washington; British Columbia south to California, east through the Rockies to the Atlantic Coast.
Habitat: Moist places.
Origin: Native
Flowers: April-July
Cardamine pratensiscuckoo flower, cuckooflower
Distribution: Currently known only from King County in Washington; British Columbia south to Oregon; more commonly found in northeastern North America.
Habitat: Disturbed areas including lawns and forest edges of urban and suburban areas.
Origin: Introduced
Flowers: April-May
Cardamine umbellataSiberian bittercress, umbellate bittercress
Origin: Native