species 11,599 observations

Cascara

Frangula purshiana

Field notes

Frangula purshiana (cascara, cascara buckthorn, cascara sagrada, bearberry, and in Chinook Jargon, chittem stick and chitticum stick; syn. Rhamnus purshiana) is a species of plant in the family Rhamnaceae. It is native to western North America from southern British Columbia south to central California, and eastward to northwestern Montana.

The dried bark of cascara was used as a laxative in folk medicine by the indigenous peoples of the Pacific Northwest, and later worldwide in conventional medicines until 2002.

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43 native animals
supported in the US

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Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

Layer
Trees
Moisture
Moist
Water use
Medium

From USDA PLANTS and the Lady Bird Johnson Wildflower Center.