A young plant but you can see the black spines starting.
by Todd_Boland Mar 27, 2006 10:36 PM
Photographed at the Denver Botanical Garden
by Todd_Boland Apr 11, 2009 11:59 PM
Newly germinated seedlings, one already forming spines
by DMersh Jun 7, 2009 6:41 PM
Photo courtesy of Billie Beaston. Photographed in Jefferson County Oregon
by Xenomorf May 4, 2010 11:43 PM
Photo courtesy of Billie Beaston. Photographed in Jefferson County, Oregon.
by Xenomorf May 4, 2010 11:46 PM
Large pediocactus [possibly nigrispinus sp.] Ada County Idaho 2015
by idahocactus2 Sep 14, 2015 7:04 AM