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)
Gymnosperms Fortnight: Ephedraceae-Ephedra americana from California-GS-30 : Attachments (2). 4 posts by 4 authors. 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… References: |