Page authors: Don Knoke, David Giblin
Balsamorhiza deltoidea
deltoid balsamroot, Puget balsamroot
WTU specimens
Other herbaria
WTU images

Distribution: Occurring west of the Cascades crest and east in the Columbia River Gorge in Washington; British Columbia to California.

Habitat: Prairies, open slopes, and forest edge at low elevations.

Flowers: March-July

Origin: Native

Conservation Status: Review Group 2 in Washington (WANHP)

Description:
General:

Perennial herb from a large taproot.

Leaves:

All basal; large with triangular or cordate base, sparsely hairy.

Flowers:

Large, yellow sunflower-like heads with slightly hairy involucres.

Fruits:

Achene glabrous.

Identification Notes:

Similar to B. sagitatta, but differs in being less densely pubescent, with the herbage and involucre green rather than grayish.

Accepted Name:
Balsamorhiza deltoidea Nutt.
Publication: Trans. Amer. Philos. Soc., n. s. 7: 351. 1840.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Balsamorhiza deltoidea in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Balsamorhiza deltoidea checklist entry.

E-Flora BC: Balsamorhiza deltoidea atlas page.

CalPhotos: Balsamorhiza deltoidea photos.

USDA Plants: Balsamorhiza deltoidea information.

51 photographs:
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