[wikipedia] Habitat, Description, Chemistry: Abronia villosa is a species of sand-verbena known by the common names desert sand-verbena[1] and chaparral sand-verbena. It is in the four o'clock plant family (Nyctaginaceae). It is native to sandy areas in the deserts of the southwestern United States and northern Mexico, associated with creosote-bush and coastal-sage scrub habitats.[2] Description Abronia villosa is a short, hairy annual wildflower[2] which grows in creeping prostrate masses along the ground. It has oval-shaped dull green leaves and many peduncles bearing rounded inflorescences of bright magenta or purplish-pink flowers. It grows in the sand of the deserts and coastlines. It has a very sweet fragrance, and is also very sticky. They usually grow between February and May. Chemistry The rotenoids abronione and boeravinone C, and the terpenoid lupeol can be found in A. villosa.[3] (contributed by Mary Ann Machi)