Page authors: Don Knoke, David Giblin
Corydalis aquae-gelidae
marsh corydalis
WTU specimens
Other herbaria

Distribution: In the Cascades in Clackamas and Multnomah Counties, Oregon

Habitat: Wet places of shaded forests.

Flowers: June - August

Origin: Native

Conservation Status: Threatened in Washington (WANHP)

Description:
General:

Herbaceous perennial from deep-seated, fleshy roots, the stems succulent and hollow, simple to branched, 3-11 dm. tall.

Leaves:

Leaves alternate, several, yellowish-green, glaucous on the lower surface, the lower cauline ones up to 6 dm. long, 4- to 6-times pinnate, the ultimate segments very numerous, elliptic, 5-12 mm. long and 2-5 mm. wide.

Flowers:

Inflorescence of bracteate, simple to well-compounded racemes, up to 22 cm. long, closely 30- to 60-flowered; sepals 2; petals 4, dissimilar, 12-20 mm. long, pale to deep pinkish, the inner petals more deeply colored at the tip, the upper petal conspicuously crested, with a spur 9-11 mm. long; stamens 6, united into 2 groups alternate with the inner petals; style 1, 3-7 mm. long.

Fruits:

Capsule ellipsoid, 10-15 mm. long

Accepted Name:
Corydalis aquae-gelidae M. Peck & W.C. Wilson
Publication: Leafl. W. Bot. 8(2): 39-40. 1956.

Synonyms & Misapplications:
Corydalis aqua-gelidae M. Peck & W.C. Wilson ex M. Peck, orthographic variant [FNA3]
Corydalis caseana A. Gray ssp. aquae-gelidae (M. Peck & W.C. Wilson) Zetterl. & Lidén [KZ99]
Additional Resources:

PNW Herbaria: Specimen records of Corydalis aquae-gelidae in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Corydalis aquae-gelidae checklist entry.

E-Flora BC: Corydalis aquae-gelidae atlas page.

CalPhotos: Corydalis aquae-gelidae photos.

USDA Plants: Corydalis aquae-gelidae information.

15 photographs:
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