| USA: Arizona:: Graham Co. South of Safford. Tanque Road, 2.2 road mi W of junction with highway 191. Desert, with Larrea tridentata, Prosopis velutina, Opuntia spinosior. 1133 m 32.616003N 109.652608W DOL map
, 2007. |
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Note whorled branching and dense, even-length spines.
| Copyright © 2007 by Brad Boyle
(contact: bboyle[at]email.arizona.edu)
[ref. DOL28288]
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