What is "hymenothrix"

Hymenothrix is a small genus of North American flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico.

These are spindly, erect annual, biennial, and perennial herbs with white or yellow flowers.

1. Hymenothrix glandulosa - Chihuahua
2. Hymenothrix greenmanii - México State
3. Hymenothrix loomisii - Loomis's thimblehead - California Nevada Arizona
4. Hymenothrix palmeri - Chihuahua
5. Hymenothrix wislizeni - Trans-Pecos thimblehead - Chihuahua, Sonora, Arizona New Mexico Texas
6. Hymenothrix wrightii - Wright's thimblehead - Chihuahua, Baja California, California Arizona New Mexico Texas

Hymenothrix purpurea Brandegee - Florestina purpurea (Brandegee) Rydb.