Page author: David Giblin
Cryptantha ambigua
obscure cryptantha, wilke's cryptantha, basin cat's eye
WTU specimens
Other herbaria

Distribution: Occurring on both sides of the Cascades in Washington; southern British Columbia, east to western Montana and south to California and Colorado.

Habitat: Dry, open places from the lowlands to moderate elevations in the mountains.

Flowers: June-July

Origin: Native

Conservation Status: Not of concern

Description:
General:

Annual herbs 0.5-3 dm. tall, usually much branched and without a central stem; herbage with spreading, stiff hairs.

Leaves:

Leaves linear or linear-oblong.

Flowers:

Inflorescence of naked spikes, the spikes seldom paired and not noticeably elevated above the mass of the plant; calyx 4-6 mm. long, with stiff, aligned hairs and sticky bristles; corolla white, 1-2 mm. wide; style nearly equaling the nutlets.

Fruits:

Nutlets 4, ovate, 1.2-2.0 mm. long and 0.7-1.1 mm. wide, somewhat granular, covered with small projections.

Identification Notes:

The similar C. torreyana has smooth nutlets, while the nutlets on C. ambigua are quite rough.

Accepted Name:
Cryptantha ambigua (A. Gray) Greene
Publication: Pittonia 1(7): 113. 1887.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Cryptantha ambigua in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Cryptantha ambigua checklist entry.

E-Flora BC: Cryptantha ambigua atlas page.

CalPhotos: Cryptantha ambigua photos.

USDA Plants: Cryptantha ambigua information.

19 photographs:
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