Family = Liliaceae, Genus = Calochortus, Species = lyallii, including synonyms,
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|Calochortus lyallii (Lyall's mariposa lily, Lyall's mariposa-lily)
(= Calochortus lyallii in Flora of the Pacific Northwest)
Perennial herb from a deep-seated bulb, the stem erect, 1-5 dm. tall.
Distribution: East of the Cascades in Washington; British Columbia south along the east slope of the Cascades in Washington.
Habitat: Dry, open coniferous forests at moderate to mid-elevations in the mountains.
WA Native Plant Society