Cirsium arizonicum var. arizonicum

A narrow-headed thistle with red flowers. The species is polytypic, with a number of geographic variants that have often been recognized as species.

A pseudanthium in the Inyo Mountains, 28 Jul 2006.

Plant habit, Inyo Mts., 28 Jul 2006.

Pseudanthia, Inyo Mts., 28 Jul 2006.