Page author: David Giblin
Physaria douglasii
Columbia bladderpod, Douglas' bladderpod

Distribution: British Columbia to northern Oregon, east to Idaho; chiefly near the Columbia and Snake Rivers

Habitat: Common in sagebrush desert, especially near or in juniper or ponderosa pine woodlands.

Flowers: March-July

Origin: Native

Conservation Status: Not of concern


Herbaceous, grayish perennial with a simple crown, the several to numerous, erect stems 2-4 dm. tall, simple or branched above.


Basal leaves 3-12 cm. long, the blade oblanceolate to obovate, entire to remotely toothed, 2-15 mm. broad, tapered to a petiole at least as long; cauline leaves alternate, numerous, linear to linear-oblanceolate.


Inflorescence racemose; pedicles slender, 6-17 mm. long, erect and nearly straight to S-shaped or recurved; sepals 4, the outer pair somewhat saccate at the base; petals 4, yellow to yellowish-orange, 6-9 mm. long; stamens 6, the filaments slender; style about equaling the silicle.


Silicles inflated, nearly globose or a little broader above the center, 3-4 mm. long and broad; seeds in 2 series, not winged.

Accepted Name:
Physaria douglasii (S. Watson) O’Kane & Al-Shehbaz
Publication: Novon. 12: 322. 2002.

Synonyms & Misapplications:
Lesquerella douglasii S. Watson [HC]
ssp. douglasii – Douglas's bladderpod
ssp. tuplashensis – white bluffs bladderpod, White Bluffs bladderpod
Additional Resources:

PNW Herbaria: Specimen records of Physaria douglasii in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Physaria douglasii checklist entry.

E-Flora BC: Physaria douglasii atlas page.

CalPhotos: Physaria douglasii photos.

USDA Plants: Physaria douglasii information.

47 photographs:
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