Page authors: Don Knoke, David Giblin
Greeneocharis circumscissa
cushion cryptantha, matted cryptantha

Distribution: Occurring chiefly east of the Cascades crest in Washington; central Washington to Baja California, east to Utah.

Habitat: Dry, open, usually sandy places in the lowlands.

Flowers: April-July

Origin: Native

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Bees, flies


Cushion-forming, dwarf annual, 1-6 cm. high, the herbage stiff-hairy.


Leaves narrowly linear, 5-13 mm. long, densely crowded toward the end of the branches.


Flowers solitary in the axils of the upper leaves; fruiting calyx 2-3 mm. long, circumscissile near the middle, the persistent cup-shaped portion translucent, the deciduous part herbaceous; corolla white, 5-lobed, 0.5-1.5 mm. wide; style equaling the nutlets.


Nutlets 4, smooth, triangular-ovate, 1-1.3 mm. long, attached to the style.

Accepted Name:
Greeneocharis circumscissa (Hook. & Arn.) Rydb.
Publication: Bull. Torrey Bot. Club 36(12): 677. 1909.

Synonyms & Misapplications:
Cryptantha circumscissa (Hook. & Arn.) I.M. Johnst. [HC, JPM]
Additional Resources:

PNW Herbaria: Specimen records of Greeneocharis circumscissa in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Greeneocharis circumscissa checklist entry

OregonFlora: Greeneocharis circumscissa information

E-Flora BC: Greeneocharis circumscissa atlas page

CalPhotos: Greeneocharis circumscissa photos

44 photographs:
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