Ephedra pedunculata Engelm. ex S.Watson

Flora Mexicana
Ephedra pedunculata Wats.
Coahuila, Mexico. Southern margin of Cuatro Cienegas
Basin, along the edge of the Sierra de San Macors, about 2-4
miles E of Hwy 30, in desert habitats, with clayish soils
derived from limestone. ± Viny, growing among shrubs, only
male plant seen.
near 26°54’N, 102°06’W ± 720 m.
Henrickson 23183 4	ig October 2002
with D. Riskind
03836669