Triphysariaeriantha – butter-and-eggs, Johnny-tuck owl-clover Origin: Introduced as waif and/or cultivar from CA; occurrence based on records from late 1800s; no recent records or evidence of establishment in WA Growth Duration: annual
Triphysariapusilla – dwarf owl-clover Distribution: Occurring west of the Cascades crest and east in the Columbia River Gorge in Washington; southwestern British Columbia to California. Habitat: Vernally moist, open ground at low elevations. Origin: Native Flowers: April-June Growth Duration: annual