Ephedra_torreyana

<i>Ephedra torreyana</i>

Ephedra torreyana

Species of seed-bearing shrub


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.[1]

Quick Facts Ephedra torreyana, Conservation status ...

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.[2]

Varieties

  • Ephedra torreyana var. powelliorum — Texas and Chihuahua[3]
  • Ephedra torreyana var. torreyana - Southwestern United States [4]

References

  1. USDA: Ephedra torreyana . accessed 1.10.2013
  2. Price, R. A. (1996). Systematics of the Gnetales: A review of morphological and molecular evidence. International Journal of Plant Sciences, 157(6): S40-S49.



Share this article:

This article uses material from the Wikipedia article Ephedra_torreyana, and is written by contributors. Text is available under a CC BY-SA 4.0 International License; additional terms may apply. Images, videos and audio are available under their respective licenses.