- If you know the updated scientific name of the species you are looking for, choose: List of Scientific Names.
- If you are looking for a species and know it only by an earlier synonym, or if you cannot find it in the list of Scientific Names, choose: List of Synonyms.
- If you know the common name of a species you are looking for, choose: List of Common Names.
- Species list grouped by Family
*Reference Sources for lists
- Felger, Richard Stephen, Susan Rutman, Thomas Van Devender, and Steven M. Buckley. 2012. Checklist of Vascular Plants of Organ Pipe Cactus National Monument, Cabeza Prieta National Wildlife Refuge, and Tinaja Altas, Arizona. CANOTIA 8:1-53
- Felger, Richard Stephen, Susan Rutman, Michael F. Wilson, and Kathryn Mauz. 2007. Botanical Diversity of Southwestern Arizona and Northwestern Sonora. in: Dry Borders, Great Natural Reserves of the Sonoran Sesert. eds.: Richard Stephen Felger and Bill Broyles. The University of Utah Press, Salt Lake City
- Personal observations of Henry Jorgensen