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Cardamine oligosperma

Cardamine oligosperma Nutt.

Idaho Bittercress, Little Western Bitter Cress, Little Western Bittercress

Brassicaceae (Mustard family)

Synonym(s):

USDA Symbol: CAOL

USDA Native Status: L48 (N), AK (N), CAN (N)

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Plant Characteristics

Duration: Annual , Perennial , Biennial
Habit: Herb
Fruit Type: Silique
Size Notes: Up to about 16 inches tall.

Bloom Information

Bloom Color: White
Bloom Time: Feb , Mar , Apr , May , Jun , Jul

Distribution

USA: AK , CA , CO , ID , MT , NV , NY , OR , UT , WA , WY
Canada: AB , BC , NT , YT
Native Habitat: Stream banks, shady banks, creek bottoms, lakeshores, meadows, moist areas, wooded slopes.

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:			FAC			FAC				FAC

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Cardamine oligosperma in USDA Plants
FNA: Find Cardamine oligosperma in the Flora of North America (if available)
Google: Search Google for Cardamine oligosperma

Metadata

Record Modified: 2020-10-27
Research By: CBR

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