What is "chamaechaenactis"

Chamaechaenactis, common name fullstem, is a genus of flowering plants in the daisy family.

There is only one known species, Chamaechaenactis scaposa, native to the western United States ( Colorado, New Mexico, Texas, Wyoming, Arizona, Utah) It is a perennial up to 10 cm (4 inches) tall with a thick underground caudex. Most of the leaves are in a basal rosette. Flower heads and usually produced one at a time, with white to pink disc florets but no ray florets.