Page authors: Don Knoke, David Giblin
Calochortus apiculatus
Baker's mariposa lily, pointed mariposa lily, three-spot mariposa lily

Distribution: Occurring east of the Cascades crest in the northeast counties of Washington; southeastern British Columbia to northeastern Washington, east to southeastern Alberta, northern Idaho, and western Montana.

Habitat: Dry meadows to sparse or deep woodlands.

Flowers: June-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bees, beetles


Perennial herb from a deep-seated bulb, the stem 1-3 dm. tall, stout and erect.


Basal leaf flat, 1-3 dm. long and 5-15 mm. wide, tapering at both ends.


Umbel 1- to 5-flowered, the flowers yellowish-white, sometimes penciled with purple, erect or spreading on stout pedicles which become deflexed in fruit; sepals 3, shorter than the petals, oblong-lanceolate, pointed, glabrous; petals obovate to oblanceolate, clawed, fringed laterally and bearded on the lower half above the claw; gland small, depressed, circular in outline, bordered below with a dark, fringed membrane; ovary 3-winged, with a short style and trifid stigma.


Fruit elliptic, acute, 3-winged, nodding.

Accepted Name:
Calochortus apiculatus Baker
Publication: J. Linn. Soc., Bot. 14: 305. 1874.

Synonyms & Misapplications:
(none provided)
Additional Resources:

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

WA Flora Checklist: Calochortus apiculatus checklist entry

OregonFlora: Calochortus apiculatus information

E-Flora BC: Calochortus apiculatus atlas page

CalPhotos: Calochortus apiculatus photos

18 photographs:
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