This member of the Euphorbiaceae family was given this name by Bijan Dehgan and Grady Linder Webster in 1978. It is found in a small area of Cabo San Lucas in Baja California; western Mexico. It is growing in a well drained soil with some water and some to lots of sun. The caudex might grow to 20 centimetres in diameter, the entire plant to 100 centimetres in height. The flowers are white.
The genera name from the Greek words ἰατρός; iatros, meaning 'physician', and τροφή; trophe meaning 'nutrition', as to medicinal uses. Then species is named after Reid Moran, 1957-1982, a field botanist, Crassulaceae expert and curator of botany at the San Diego Natural History Museum Fruit and flower by Jon P. Rebman, Inaturalist.org. Kind of caudex by Glenn Ehrenberg, Inaturalist.org.

