The Flora of Mount Shasta
BitterbrushRose Family (Rosaceae) Purshia tridentata
Growth Form: An erect, much branched shrub
Flower: Yellow, 5 petals, small
Blooms: May to July
Leaves: Wedge shaped, apex of 3 teeth or lobes, margins rolled under; mostly deciduous
Fruit: Leathery, hairy, tapering achene
Stem: Silvery-gray to brown
Height: 2 to 10 feet
Found: Dry well-drained, arid slopes, flats, valleys of Great Basin, Klamath, Cascade, Sierra Nevada mountains and foothills.
Tidbits: Wildlife biologists consider Bitterbrush to be one of the most important browse plants for deer and antelope. Old plants become quite impalatable and flammable.
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