Page author: David Giblin
Glyceria ×occidentalis
northwestern mannagrass
Specimens
Photos

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho.

Habitat: Lakes, ponds, streams, and marshy areas.

Flowers: May-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Wind

Description:

[none provided]


Accepted Name:
Glyceria ×occidentalis (Piper) J.C. Nelson
Publication: Torreya 19: 224. 1919.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Glyceria ×occidentalis in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Glyceria ×occidentalis checklist entry.

OregonFlora: Glyceria ×occidentalis information.

E-Flora BC: Glyceria ×occidentalis atlas page.

CalPhotos: Glyceria ×occidentalis photos.

USDA Plants: Glyceria ×occidentalis information.

6 photographs:
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