Crested Twin-Spined Cactus, Crested Whitey (Mammillaria geminispina f. cristate)

More than 1 foot across

by Xenomorf Mar 18, 2005 2:06 PM

by Xenomorf Mar 11, 2005 9:05 AM

A giant clump about 4 feet across with some cresting. Desert Botanical Gardens, Phoenix, Arizona.

by franj Sep 2, 2007 6:31 PM

Same plant in DBG but closeup of crested part.

by QCHammy Feb 17, 2008 4:28 AM

Los Angeles intercity show 2010

by palmbob Aug 26, 2010 1:52 AM