Ephedra americana (Cultivated- USA)

Ephedra americana Humb. & Bonpl. ex Willd., Sp. Pl. 4: 860 1806. (Syn: Ephedra americana var. humboldtii Stapf; Ephedra peruviana Bertero ex Carr.);
 

Occurs in western South America from Ecuador to northwestern Argentina. Recorded at high elevations (1,500 - 4,100 m).
Found in shrubby grasslands or scrub to semi-desert. Often associated with cacti on dry rocky slopes and hills or on sandy/clayey soils.
(From  IUCN Red List (LC) on 16.12.13)

 
Ephedra americana photographed from University of California Botanical Garden.
Thanks for sharing the Ephedra images.
The plant division Gnetophyta consists of 3 genera
Gnetum : Family Gnetaceae
Welwitschia : Family Welwitschiaceae
Ephedra : Family Ephedraceae
Very beautiful images Sir...
If I could gather correctly, both the pics belong to male plant laden with staminate strobili...
Thanks ... for additional information....


 
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