Page author: Don Knoke
Eragrostis cilianensis
stinkgrass
WTU specimens
Other herbaria

Distribution: Central Washington south ot California, east to Maine.

Habitat: Disturbed areas and waste land, and along streams and pond margins.

Flowers: June - October

Origin: Introduced from Europe

Conservation Status: Not of concern

Description:
General:

Ill-smelling annual, the hollow stems erect to decumbent, 1-5 dm. tall, with pit-like depressions just below the nodes.

Leaves:

Sheaths open, glandular, the throat with hairs up to 2 mm. long; ligules a fringe of straight hairs nearly 1 mm. long; blades flat to folded, 2-5 mm. broad.

Flowers:

Inflorescence a condensed panicle 7-15 cm. long, tapered from the base upward; spikelets ovate-oblong, up to 40-flowered, flattened, about 3 mm. broad; glumes keeled, subequal, 2-2.5 mm. long, the first 1-nerved, the second 3-nerved; lemmas awnless, with 3 prominent, non-converging nerves, strongly glandular on the keel.

Accepted Name:
Eragrostis cilianensis (All.) Vignolo ex Janch.
Publication: Mitt. Naturwiss. Vereins Univ. Wien, n.s., 5: 110. 1907.

Synonyms & Misapplications:
Eragrostis major Host
Eragrostis megastachya (Koeler) Link
Poa cilianensis All.
Additional Resources:

PNW Herbaria: Specimen records of Eragrostis cilianensis in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Eragrostis cilianensis checklist entry.

E-Flora BC: Eragrostis cilianensis atlas page.

CalPhotos: Eragrostis cilianensis photos.

USDA Plants: Eragrostis cilianensis information.

22 photographs:
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