A prickly, green-trunked succulent with showy flowers and leaves that fall off, leaving spines behind. An alternative genus name is Idria.
See one at the edge of the Arizona Garden, near the memorial bench, transplanted from a residence in San Jose in late 2003. A taller specimen in the Arizona Garden died and was removed December 2004.
About this Entry: The main text of this entry is from the book Trees of Stanford and Environs, by Ronald Bracewell, published 2005. John Rawlings added the removal/transplant details.