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Santa Rita threeawn

Scientific Name: Aristida californica var. glabrata

Family: Poaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names:

       

Santa Rita Three-awn Grass

Learn about the Santa Rita Three-awn Grass, a native perennial grass found in specific regions. This page provides information on its scientific classification, distribution, and ecological role.

Scientific Name and Common Names

  • Scientific Name: Aristida glabrata (Vasey) A.S. Hitchc. and Aristida californica Thurb. ex S. Watson var. glabrata Vasey
  • Common Name: Santa Rita Three-awn
  • Other names: Smooth California Three-awn

Taxonomy and Nomenclature

  • Family: Poaceae (Grass family)
  • Rank: Variety
  • Synonyms: Aristida californica var. glabrata

Distribution and Habitat

  • Native to specific regions, including areas near the Santa Rita Mountains.
  • Found in low water holding capacity areas.
  • Not found in Idaho.

Morphological Characteristics and Growth Habits

  • Graminoid
  • Perennial plant
  • Small, compact threeawn similar to purple threeawn.
  • Stems grouped into.

Ecological Role

  • Grasslands are its habitat.
  • Grows between burro weed individuals.

Interactions with Other Organisms

  • Following monsoon rains, grasses (including Santa Rita threeawn) grow, and insects are abundant.
  • Found with alternate-year ocotillo and velvet mesquite.

Further Information

  • British Database of World Flora and Fauna
  • Encyclopedia of Life
  • FNA (Flora of North America)