Psilostrophe

{{Short description|Genus of plants}}

{{Use dmy dates|date=November 2019}}

{{Automatic taxobox

|image = Psilostrophe cooperi 2.jpg

|image_caption = Psilostrophe cooperi

|display_parents = 3

|taxon = Psilostrophe

|authority =DC.

|type_species = Psilostrophe gnaphalodes

|type_species_authority = DC.

|synonyms_ref =

|synonyms =

• Riddellia Nutt.

}}

Psilostrophe, the paperflowers{{PLANTS|id=PSILO3|taxon=Psilostrophe|accessdate=15 October 2015}} is a genus of North American plants in the sneezeweed tribe within the sunflower family.[https://www.biodiversitylibrary.org/item/7156#page/266/mode/1up Candolle, Augustin Pyramus de. 1838. Prodromus Systematis Naturalis Regni Vegetabilis 7(1): 261] in Latin[http://www.tropicos.org/Name/40018998 Tropicos, Psilostrophe DC]

; Species[http://dixon.iplantcollaborative.org/CompositaeWeb/Default.aspx?Page=AdvNameSearch Flann, C (ed) 2009+ Global Compositae Checklist ] {{webarchive|url=https://archive.today/20141106174748/http://dixon.iplantcollaborative.org/CompositaeWeb/Default.aspx?Page=AdvNameSearch |date=6 November 2014 }}[http://bonap.net/NAPA/TaxonMaps/Genus/County/Psilostrophe Biota of North America Program 2013 county distribution maps]Turner, B. L. 2013. The comps of Mexico. A systematic account of the family Asteraceae (chapter 11: tribe Helenieae). Phytologia Memoirs 16: 1–100

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