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Eriocoma occidentalis

Stiff Needlegrass, Western Needlegrass
Also known as: Achnatherum occidentale (Thurb. ex S.Watson) Barkworth +2 more
  • Achnatherum occidentale (Thurb. ex S.Watson) Barkworth
  • Stipa occidentalis var. montana Merr. & Burtt Davy
  • Stipa stricta var. sparsiflora Vasey
Botanical Data
  • Taxonomic Rank: Species
  • Botanical Family: Poaceae
  • WCVP Morphological Data: Recorded natively as a perennial.

Eriocoma occidentalis (commonly known as Stiff Needlegrass or Western Needlegrass) is a grass within the Poaceae family. It naturally occurs in North America. Within its native range, this species is most commonly linked to temperate conditions. There are naturally occurring subspecies of this species, which are linked below.

Macro Climate
Temperate
Plant Type
Grass
Plant Type
Herbaceous Perennial

Native Range

Continents (WGSRPD)
NORTHERN AMERICA
Regions (WGSRPD)
Mexico, Northwestern U.S.A., Southwestern U.S.A., Western Canada
Botanical Countries (WGSRPD L3)
Alberta, Arizona, British Columbia, California, Colorado, Idaho, Mexico Northeast, Montana, Nevada, Oregon, Utah, Washington, Wyoming
Subspecies, Varieties & Forms

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