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Cabeza Prieta Natural History Association
Sonoran Desert Plants
Proboscidea altheaefolia (Desert Devils Claw, Desert Unicorn Plant, cuernitos, una de gato, torito)

Coffee Pot Mountain


 Proboscidea altheaefolia

 Proboscidea altheaefolia

Habitat: sand dunes
Life Form: forb,annual
Leaf Description: opposite or alternate simple mostly entire
Flower Color: yellow or copper
Flowering Period: Jul. to Sept.
Spines: spineless
Family: Martyniaceae (devil's claw family)
Abundance: common
Additional Information:
Felger, R.S., S. Rutman, C.J.S. Davis, and R. Lindley. 2015. Ajo Peak to Tinajas Altas: A flora of southwestern Arizona. Part 16. Eudicots: Malpighiaceae to Moraceae. Phytoneuron 2015-60: 1-54. Published 5 November 2015. ISSN 2153 733X page 41 (6.9 MB pdf)

Photo Credits:
Photo #1
Photo #2

Our member horticultural expert is Hank Jorgensen. For more information on this plant species, see Hank's page on Proboscidea altheaefolia (opens in a new tab).






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Natural History of the Sonoran Desert and Refuge