Page author: David Giblin
Hierochloe odorata
hairy sweetgrass, vanillagrass

Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to Washington, east across the northern half of North America to the Atlantic Coast.

Habitat: Wet meadows and marshes.

Flowers: May-June

Origin: Native

Growth Duration: Perennial

Conservation Status: Review Group 1 in Washington (WANHP)

Pollination: Wind


[none provided]

Accepted Name:
Hierochloe odorata (L.) P. Beauv.
Publication: Ess. Agrostogr. 164, t. 9, fig. 5. 1812.

Synonyms & Misapplications:
Anthoxanthum hirtum (Schrank) Y. Schouten & Veldkamp
Anthoxanthum hirtum (Schrank) Y. Schouten & Veldkamp ssp. arcticum (J. Presl) G.C. Tucker
Hierochloe hirta (Schrank) Borbás ssp. arctica (J. Presl) G. Weim.
Hierochloe odorata (L.) P. Beauv. ssp. arctica (J. Presl) Tzvelev
Additional Resources:

PNW Herbaria: Specimen records of Hierochloe odorata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Hierochloe odorata checklist entry.

OregonFlora: Hierochloe odorata information.

E-Flora BC: Hierochloe odorata atlas page.

CalPhotos: Hierochloe odorata photos.

USDA Plants: Hierochloe odorata information.

19 photographs:
Group by