Perityle emoryi

I've only seen this species in the Ajo area of southwestern Arizona.

Plant habit in Organ Pipe Cactus National Monument, 2/5/05.

A pseudanthium at Organ Pipe, 2/5/05.

A cauline leaf and developing pseudanthium at Organ Pipe, 2/5/05.

Plant habit in the Sand Tank Mountains, 8 Mar 2008.