Lasianthaea podocephala

A perennial found in extreme southwestern New Mexico and adjacent Arizona. Previously placed in the genera Verbesina and Zexmenia. If you happen to dig one up, the swollen roots are distinctive.

Plant habit, upper Clanton Draw in the Peloncillo Mountains, 2 Sep 2007.

A pseudanthium in the Peloncillo Mountains, 2 Sep 2007.

A pseudanthium from below, showing the phyllaries, 2 Sep 2007. On plants I saw there were four of the larger, leafier outer phyllaries, a feature shared with Tetragonotheca.

A cauline leaf in the Peloncillo Mountains, 2 Sep 2007.