Page author: David Giblin
Leymus racemosus
mammoth lyme grass, mammoth wildrye
Specimens
Photos
Distribution: Occurring east of the Cascades crest in Washington; central Washington to north-central Oregon, east to Wyoming.
Habitat: Sandy areas in sagebrush flats and plains.
Flowers: July-August
Origin: Introduced from Eurasia
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
Description:
[none provided]
Accepted Name:
Leymus racemosus (Lam.) Tzvelev
Publication: Bot. Mater. Gerb. Bot. Inst. Komarova Acad. Nauk SSSR 20: 429. 1960.
Publication: Bot. Mater. Gerb. Bot. Inst. Komarova Acad. Nauk SSSR 20: 429. 1960.
Synonyms & Misapplications:
Elymus arenarius L. var. giganteus (Vahl) Schmalh.
Elymus giganteus Vahl [HC]
Elymus racemosus Lam.
Leymus giganteus (Vahl) Pilg.
Elymus giganteus Vahl [HC]
Elymus racemosus Lam.
Leymus giganteus (Vahl) Pilg.
Additional Resources:
PNW Herbaria: Specimen records of Leymus racemosus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Leymus racemosus checklist entry.
OregonFlora: Leymus racemosus information.
E-Flora BC: Leymus racemosus atlas page.
CalPhotos: Leymus racemosus photos.
USDA Plants: Leymus racemosus information.
22 photographs:
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