Page authors: Don Knoke, David Giblin
Glehnia leiocarpa
American glehnia
Specimens
Photos

Distribution: Occurring west of the Cascades crest in the coastal counties in Washington; coastal Alaska to coastal northern California.

Habitat: Sandy beaches and dunes along the coast.

Flowers: May-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Generalist

Description:
General:

Stout, low perennial, nearly acaulescent, the peduncle up to 1 dm. tall.

Leaves:

Leaves all basal, spreading, often prostrate, thick and firm, glabrous above and white-woolly beneath, the petioles strongly sheathing; leaf blades ternate, the leaflets with large, rounded teeth or broadly and deeply tri-lobed, 2-7 cm. long.

Flowers:

Inflorescence of compound umbels on solitary or few stout, terminal peduncles; rays of the umbel 5-13, up to 4.5 cm. long, woolly; ultimate umbels capitate, the pedicels obsolete; involucre wanting; involucels of several lanceolate bractlets; calyx teeth minute, flowers white.

Fruits:

Fruit sub-globose, 6-13 mm. long, the ribs all broadly corky-winged.

Accepted Name:
Glehnia leiocarpa Mathias
Publication: Ann. Missouri Bot. Gard. 15: 95, t. 17, 19. 1928.

Synonyms & Misapplications:
Cymopterus littoralis A. Gray
Glehnia littoralis F. Schmidt ex Miq., misapplied
Glehnia littoralis F. Schmidt ex Miq. ssp. leiocarpa (Mathias) Hultén [VPBC1, JPM]
Glehnia littoralis F. Schmidt ex Miq. var. leiocarpa (Mathias) B. Boivin
Additional Resources:

PNW Herbaria: Specimen records of Glehnia leiocarpa in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Glehnia leiocarpa checklist entry

OregonFlora: Glehnia leiocarpa information

E-Flora BC: Glehnia leiocarpa atlas page

CalPhotos: Glehnia leiocarpa photos

38 photographs:
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