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Wooton's threeawn

Scientific Name: Aristida pansa

Family: Poaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names:

       

Wooton's Threeawn (Aristida pansa)

Aristida pansa, commonly known as Wooton's threeawn, is a perennial graminoid (grass-like) plant native to Texas and other states, including New Mexico.

Taxonomy and Nomenclature

  • Scientific Name: Aristida pansa Wooton & Standl.
  • Common Names: Wooton's threeawn, Wooton three-awn
  • Family: Poaceae (Grass family)
  • Rank: Species
  • Synonyms: Aristida pansa var. dissita (I.M. Johnston) Beetle.
  • Form: Aristida pansa f. contracta Allred & Valds-Reyna.

Distribution and Habitat

  • Native to Texas, New Mexico and other states in the United States.
  • Also found in Florida, specifically Key West.

Morphological Characteristics

  • Growth Habit: Graminoid (grass-like)
  • Duration: Perennial (lives for more than two years)
  • Structure: Grass
  • Culms: 20-60(75) cm tall, erect, unbranched.
  • Leaves: basal and cauline sheaths

Further Information

  • Integrated Taxonomic Information System (ITIS)
  • Idaho Fish and Wildlife Information System
  • Discover Life: Ecology, identification, and distribution of Aristida
  • Plant database for Wooton's threeawn Natives Poaceae
  • Dave's Garden