Page authors: Don Knoke, David Giblin
Thelypodium integrifolium
entire-leaved thelypody

Distribution: Occurring east of the Cascades crest in Washington; Washington to central Oregon and Nevada, east to Montana and Colorado.

Habitat: Sagebrush plains to streambanks in the lower mountains.

Flowers: June-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


Glabrous and somewhat glaucous biennial, the stem 6-20 dm. tall, single, erect, simple to freely branched.


Basal leaves several, 10-25 cm. long, long-petiolate, the blades ovate-lanceolate to oblanceolate, entire to dentate; cauline leaves numerous, linear-lanceolate, usually short-petiolate, mostly entire.


Inflorescence a compound, congested raceme; pedicles slender, 4-10 mm. long, ascending to spreading; sepals 4, 3.5-4 mm. long, greenish-white to purplish; petals 4, narrowly clawed, 6-9 mm. long, white to rose; stamens 6, slightly exceeding the petals; style 0.5-1 mm. long; stigma small, entire.


Siliques narrowly linear, ascending, 2-3.5 cm. long, with a distinct stipe 0.7-2 mm. long.

Accepted Name:
Thelypodium integrifolium (Nutt.) Endl.
Publication: Repert. Bot. Syst. 1: 172. 1842. 1842.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Thelypodium integrifolium in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Thelypodium integrifolium checklist entry.

OregonFlora: Thelypodium integrifolium information.

E-Flora BC: Thelypodium integrifolium atlas page.

CalPhotos: Thelypodium integrifolium photos.

USDA Plants: Thelypodium integrifolium information.

15 photographs:
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