Calochortus
cats-ear, mariposa lily, sego lily, mariposa, star-tulip
8 species
3 subspecies and varieties
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Calochortus apiculatusBaker's mariposa, three-spot mariposa-lily
Distribution: Occurring in the northeast corner of Washington; southern British Columbia south to Washington, east to Alberta, Idaho, and Montana.
Habitat: Dry, rocky slopes in open coniferous woods.
Origin: Native
Flowers: June-July
Calochortus eleganselegant cats-ear, northwestern mariposa, elegant sego lily
Distribution: East of the Casades in Washington; Washington south to Oregon and northern California, east to Idaho and Montana.
Habitat: Grassy hillsides and open coniferous forests, mid- to high elvations in the mountains.
Origin: Native
Flowers: May-June
var. elegans – elegant cat's ear, northwest mariposa lily
Calochortus eurycarpusbig-pod mariposa lily, wide-fruited mariposa
Distribution: Occurring in southeastern Washington; eastern Oregon, east to Montana and Wyoming.
Habitat: Grasslands and open coniferous forests at moderate elevations.
Origin: Native
Flowers: June-August
Calochortus longebarbatuslong-bearded sego lily
Distribution: Yakima County, Washington, south through eastern Oregon to northern California.
Habitat: Open meadows, low to moderate elevations.
Origin: Native
Flowers: June - July
Calochortus lyalliiLyall's mariposa-lily
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.
Origin: Native
Flowers: May-July
Calochortus macrocarpussagebrush mariposa, green-banded star-tulip
Distribution: East of the Cascades in Washington; British Columbia south to California, east to Montana and Nevada.
Habitat: Dry open forests and hills, low to moderate elevations.
Origin: Native
Flowers: May-July
var. macrocarpus – sagebrush mariposa
var. maculosus – sagebrush mariposa
Calochortus nitidusbroad-fruited mariposa lily
Distribution: Occurring in Whitman County in Washington; Washington east to adjacent areas of Idaho and in northeast Oregon.
Habitat: Meadows at low elevation.
Origin: Native
Flowers: June-July
Calochortus subalpinusmountain mariposa, subalpine mariposa-lily
Distribution: Chiefly in the Cascades of Washington near Mt. Adams and Mt St. Helens, Washington; south to the Three Sisters in Oregon.
Habitat: Open forests in loose volcanic soils, mid- to high elevations in the mountains.
Origin: Native
Flowers: June-August