You searched for: Collection herbarium Remove constraint Collection: herbarium Country United States Remove constraint Country: United States County Pima Remove constraint County: Pima Class Gnetopsida Remove constraint Class: Gnetopsida Genus Ephedra Remove constraint Genus: Ephedra Kingdom Plantae Remove constraint Kingdom: Plantae Order Ephedrales Remove constraint Order: Ephedrales Phylum or Division Gnetophyta Remove constraint Phylum or Division: Gnetophyta