Physaria
bladderpod, double bladderpod, twinpod
Synonyms:
Lesquerella [HC]
Physaria reediana, misapplied [FNA7]
6 species
5 subspecies and varieties
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Physaria alpestrisalpine twinpod, Washington twinpod
Distribution: Occurring east of the Cascades crest in Washington, where endemic to Chelan, Kittitas and Yakima counties.
Habitat: Open rocky areas, scree and talus slopes, middle to high elevations in the mountains.
Origin: Native
Flowers: April-July
Growth Duration: Perennial
Physaria didymocarpacommon twinpod
Distribution: Occurring east of the Cascades crest in northeastern Washington; southeastern British Columbia to northeastern Washington, east to Alberta and Wyoming.
Habitat: Talus, gravel bars, outcrops, dry slopes, prairies, road cuts
Origin: Native
Flowers: June-August
Growth Duration: Perennial
ssp. didymocarpa – common twinpod
Physaria douglasiiColumbia bladderpod, Douglas' bladderpod
Distribution: Occurring east of the Cascades crest in Washington; British Columbia to northern Oregon, east to northwestern Montana.
Habitat: Common in sagebrush desert, especially near or in juniper or ponderosa pine woodlands.
Origin: Native
Flowers: March-July
Growth Duration: Perennial
ssp. douglasii – Douglas's bladderpod
ssp. tuplashensis – White Bluffs bladderpod
Physaria geyeriGeyer's twinpod
Distribution: Occurring east of the Cascades crest in eastern Washington; eastern Washington to eastern Oregon, east to Idaho and Montana.
Habitat: Gravelly stream banks and hillsides.
Origin: Native
Flowers: May-July
Growth Duration: Perennial
ssp. geyeri – double bladderpod, Geyer's twinpod bladderpod, Geyer's twinpod
Physaria occidentaliswestern bladderpod
Distribution: Occurring east of the Cascades crest in eastern Washington, where known from a historic (1899) population on Mt. Adams. Washington to California, east to Idaho, Utah, and Nevada.
Habitat: Open, rocky slopes at low to moderate elevations.
Origin: Native
Flowers: April-June
Growth Duration: Perennial
ssp. occidentalis – western bladderpod
Physaria oregonaOregon twinpod
Distribution: Occurring east of the Cascades crest in southeastern Washington; Washington to Oregon, east to Idaho.
Habitat: Dry areas including rocky slopes, gravel banks, and stream shores.
Origin: Native
Flowers: April-June
Growth Duration: Perennial