Page authors: Don Knoke, David Giblin
Lomatium utriculatum
common biscuit-root, bladder desert-parsley, spring-gold

Distribution: Occurring west of the Cascades crest in Washington; southern British Columbia to California.

Habitat: Grassy balds, prairies, meadows, and open slopes, often at low elevations.

Flowers: April-June

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bees, flies, butterflies, beetles, wasps


Perennial from a slender taproot, 1-6 dm. tall.


Leaves chiefly cauline, soft, ternate-pinnately dissected, the ultimate segments crowded, pointed, up to 5 mm. long and less than 1 mm. wide.


Inflorescence a compound umbel, the rays as many as 15, unequal, 2-7 mm. long at maturity; involucre none; bractlets of the involucel well developed, 2-5 mm. long, obovate to elliptic, the tip often shallowly cleft; calyx teeth none; flowers bright yellow; pedicels 2-8 mm. long.


Fruit elliptic, glabrous at maturity, 5-11 mm. long and 3-6 mm. wide, lateral wings about the same width as the body; dorsal ribs slightly raised.

Accepted Name:
Lomatium utriculatum (Nutt. ex Torr. & A. Gray) J.M. Coult. & Rose
Publication: Contr. U.S. Natl. Herb. 7: 215. 1900.

Synonyms & Misapplications:
Lomatium vaseyi (J.M. Coult. & Rose) J.M. Coult. & Rose
Additional Resources:

PNW Herbaria: Specimen records of Lomatium utriculatum in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Lomatium utriculatum checklist entry

OregonFlora: Lomatium utriculatum information

E-Flora BC: Lomatium utriculatum atlas page

CalPhotos: Lomatium utriculatum photos

37 photographs:
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