Page authors: Don Knoke, David Giblin
Agrostis pallens
seashore bentgrass
Specimens
Photos

Distribution: Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to western Montana and Utah.

Habitat: Coastal sands and cliffs, meadows, open, dry lowlands to subalpine forest.

Flowers: June-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Wind

Description:
General:

Perennial with long, wiry rhizomes, the culms somewhat tufted, erect, 1.5-3 dm. tall.

Leaves:

Sheaths open; ligules firm, obtuse, sub-entire to jagged, but not lacerate; blades usually involute, 1.5-3 mm. broad, fine-pointed.

Flowers:

Inflorescence a yellowish-green, strongly compressed panicle 3-10 cm. long; spikelets 1-flowered, articulate above the glumes; glumes equal, about 3 mm. long; lemma slightly shorter than the glumes, unawned; beard on the callus 0.2-0.5 mm. long; lodicules 2, 0.3-0.5 mm. long.

Fruits:

Utricle

Accepted Name:
Agrostis pallens Trin.
Publication: Mém. Acad. Imp. Sci. Saint-Pétersbourg, Sér. 6, Sci. Math., Seconde Pt. Sci. Nat. 6,4(3-4): 328. 1841.

Synonyms & Misapplications:
Agrostis diegoensis Vasey [HC]
Agrostis lepida Hitchc.
Agrostis pallens Trin. var. vaseyi H. St. John
Additional Resources:

PNW Herbaria: Specimen records of Agrostis pallens in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Agrostis pallens checklist entry.

OregonFlora: Agrostis pallens information.

E-Flora BC: Agrostis pallens atlas page.

CalPhotos: Agrostis pallens photos.

USDA Plants: Agrostis pallens information.

7 photographs:
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