Hymenopappus biennis

A white-rayed Hymenopappus occurring in the United States from western Texas to southwestern & central New Mexico.

Pseudanthia in La Luz Canyon, Sacramento Mountains, Otero County, New Mexico, 8 Aug 2009.

Plant habit in La Luz Canyon, Sacramento Mountains, 8 Aug 2009.

Side view of a pseudanthium showing phyllaries, La Luz Canyon, Sacramento Mountains, 8 Aug 2009.

A halved pseudanthium, La Luz Canyon, Sacramento Mountains, 8 Aug 2009.

A lower cauline leaf in La Luz Canyon, Sacramento Mountains, 8 Aug 2009.