Page authors: Don Knoke, David Giblin
Penstemon barrettiae
Barrett's beardtongue

Distribution: Occurring in the east end of the Columbia River Gorge in Washington; south-central Washington to adjacent north-central Oregon.

Habitat: Woodland openings and rocky slopes at low elevations.

Flowers: April-May

Origin: Native

Growth Duration: Perennial

Conservation Status: Threatened in Washington (WANHP)


Perennial, the lower part shrubby and branched, the stems 2-4 dm. tall; herbage and inflorescence glabrous and glaucous.


Leaves opposite, firm, irregularly serrulate or entire, the larger ones, up to 8 cm. long and 2.5 cm. wide, on sterile shoots borne toward the base of the main stem; cauline leaves broad, sessile, and clasping, 1.5-3.5 cm. long and 0.8-2 cm. wide


Inflorescence essentially a raceme, the axillary peduncles simple and single-flowered or sometimes branched and 2-flowered; calyx 5-7 mm. long, the 5 segments thin, ovate; corolla bilabiate, lilac or rose-purple, 33-38 mm. long, 1 cm. wide at the mouth, glabrous outside, long-hairy near the base of the lower lip within; anthers densely long-woolly, pollen sacs wholly dehiscent, becoming opposite


Capsule narrow, up to 1 cm. long.

Accepted Name:
Penstemon barrettiae A. Gray
Publication: Synopsis Filicum (ed. 2) 2(1): 440. 1886.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Penstemon barrettiae in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Penstemon barrettiae checklist entry.

E-Flora BC: Penstemon barrettiae atlas page.

CalPhotos: Penstemon barrettiae photos.

USDA Plants: Penstemon barrettiae information.

42 photographs:
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