Page author: David Giblin
Calochortus subalpinus
mountain mariposa, subalpine mariposa-lily
WTU specimens
Other herbaria

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.

Flowers: June-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Perennial herb from a deep-seated bulb, the stem erect or flexuous, 0.5-3 dm. tall.

Leaves:

Basal leaf flat, 1-3 dm. long and 2-15 mm. broad, equaling the stem; cauline leaves none.

Fruits:

Capsule elliptic, 3-winged, nodding.

Accepted Name:
Calochortus subalpinus Piper
Publication: Contr. U.S. Natl. Herb. 11: 195. 1906. 1906.

Synonyms & Misapplications:
Calochortus lobbii (Baker) Purdy
Additional Resources:

PNW Herbaria: Specimen records of Calochortus subalpinus in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Calochortus subalpinus checklist entry.

E-Flora BC: Calochortus subalpinus atlas page.

CalPhotos: Calochortus subalpinus photos.

USDA Plants: Calochortus subalpinus information.

31 photographs:
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