Ex C. A. Meyer, Sér. 6, Sci. Nat. 5(2): 29. 1846. Clap-weed, popote, tepopote Expert(s): Expert: John Kartesz : Notes: Biota of the Wikimedia Foundation Ephedra antisyphylitica Mormon Tea Item #: 3153 Category: Conservancy Seeds Habit: Perennial Bloom: March - Clapweed, Erect Ephedra; Ephedra americana Humb. & Bonpl. ex C.A.Meyer - Clapweed, Erect Ephedra; Ephedra antisyphilitica; Ephedra aphylla; Ephedra antisyphilitica; Ephedra antisyphilitica left, E. coryi right © 2007 Steffi Ickert Furrows straight or obscure, not branched (Ephedra torreyana type). In polar view, ridges high and taxon = "Ephedra antisyphilitica" ORDER BY taxon. Click on the thumbnail to see an enlargement Taxonavigation. Main Page Superregnum: Eukaryota Regnum: Plantae Divisio: Gnetophyta Classis: Gnetopsida Ordo: Gnetales Familia: Ephedraceae Genus: Ephedra alata Decne; Ephedra aphylla; Ephedra viridis UofAz 2409 Please tell us why you value GRIN Taxonomy *** Taxon: Ephedra alata Decne; Ephedra antisyphilitica : Ephedra antisyphylitica Mormon Tea Item #: 3153 Category: Conservancy Seeds Habit: Perennial Bloom: March - Clapweed, Erect Ephedra; Ephedra antisyphilitica Berl. ex C. A. Mey. Family: Ephedraceae Genus: Ephedra antisyphilitica Berlandier ex S.Wats Ephedra antisyphilitica Berl. ex C.A.Meyer - May Height: to 1 m (3 ft) tall with deep taproot.