What is "psilostrophe"

n. (context botany English) Any member of the genus ''Psilostrophe''.

Psilostrophe, the paperflowers is a genus of North American plants in the sneezeweed tribe within the sunflower family.

1. Psilostrophe bakeri Greene - ID UT WY CO
2. Psilostrophe cooperi (A.Gray) Greene - CA NV AZ UT NM, Baja California, Baja California Sur, Sonora
3. Psilostrophe gnaphalodes DC. - TX , San Luis Potosí, Chihuahua, Coahuila, Durango, Nuevo León, Tamaulipas, Zacatecas
4. Psilostrophe mexicana R.C.Br. - Chihuahua, Durango
5. Psilostrophe sparsiflora (A.Gray) A.Nelson - green-stem paperflower, AZ UT NM
6. Psilostrophe tagetina (Nutt.) Greene - marigold paperflower, AZ UT NM CO TX, Chihuahua, Coahuila
7. Psilostrophe villosa Rydb. ex Britton - NM TX OK KS