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Ephedra torreyana

Species of seed-bearing shrub From Wikipedia, the free encyclopedia

Ephedra torreyana, with common names Torrey's jointfir or Torrey's Mormon tea, is a species of Ephedra that is native to the deserts and scrublands of the Southwestern United States (Nevada, Utah, Colorado, Arizona, New Mexico, Texas) and to the State of Chihuahua and northern Mexico.[3]

Quick facts Conservation status, Scientific classification ...
Ephedra torreyana
Secure
Secure (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Gymnosperms
Division: Pinophyta
Class: Pinopsida
Subclass: Gnetidae
Order: Ephedrales
Family: Ephedraceae
Genus: Ephedra
Species:
E. torreyana
Binomial name
Ephedra torreyana
Varieties[2]
  • E. torreyana var. powelliorum
  • E. torreyana var. torreyana
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It was originally described by Sereno Watson in 1879, and placed in section Alatae, "tribe" Habrolepides by Otto Stapf in 1889. In 1996 Robert A. Price left E. torreyana in section Alatae without recognizing a tribe.[4]

Varieties

  • Ephedra torreyana var. powelliorum — Texas and Chihuahua[5]
  • Ephedra torreyana var. torreyana - Southwestern United States [6]

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