Family Ephedraceae
Ephedraceae: Overview from Wikipedia
Ephedraceae: Information/Images from the University of Hawaii - Manoa)
Ephedraceae: Classification from USDA Plants Database
Ephedraceae: Images from the Vascular Plant Image Library
Ephedraceae: Images from flickr
Ephedraceae: Images from the Albion College Image Database
Ephedraceae: Images from the New Mexico Flora
Ephedraceae: Images from the Southwest Environmental Information Network Image Library
Ephedraceae: Images from the W3Tropicos System
Ephedraceae: Image page from Plant Systematics.Org
Ephedraceae: Images from the Lady Bird Johnson Wildflower Center
Ephedraceae: Images from the Flowers of Israel
Ephedraceae: Images from the Chileflora
Ephedraceae: Checklist (Texas) from the TAMU Herbarium (data from the Plants Database)
Ephedraceae: Checklist and distribution maps (California) from the Jepson Manual
Ephedraceae: Checklist and images from the Northern Arizona Flora
Ephedraceae: Checklist and distribution maps from the Utah Atlas (Utah State University - Geography)
Ephedraceae: Checklist and distribution maps from the Atlas of the Vascular Plants of Wyoming ( Rocky Mountain Herbarium)
Ephedraceae: Family info from the Flowering Plants of the Sonoran Desert (Arizona-Sonora Desert Museum)
Ephedraceae: Family info from the Arches National Park (Moab, Utah - USA)
Ephedraceae: Genera from the Royal Botanic Gardens, Kew
Ephedraceae: Query the AGRICOLA database
Ephedraceae: Family treatment from Flora North America Online (U.S., Canada)
Ephedraceae: Family treatment from Trees and Shrubs of the Andes of Ecuador
Ephedraceae: Family description from Flora of China Online
Ephedraceae: Family treatment from Flora of Pakistan
Ephedraceae: A family overview/image page and list of genera from the U.S./Canadian National Plant Germplasm System (GRIN-CA)
Ephedraceae: Herbarium Specimen images (4) from the Field Museum Neotropical Collection
Ephedraceae: Herbarium Specimen data from the the TAMU Herbarium (Central Texas - USA)
Ephedraceae: Herbarium Specimen data from the The Consortium of California Herbaria
Ephedraceae: Holdings from Ecology & Evolutionary Biology Conservatory - University of Connecticut
Ephedraceae: Family page from Tavole di Botanica sistematica (Italian)
Ephedraceae: Sequence data from the National Biotech Info Center
Ephedraceae: Information from the Botanical Dermatology Database
Ephedraceae: Links to species data from Plants for a Future Database
Ephedraceae: The Ephredra Injury Page