- Psathyrotes
Taxobox
name = "Psathyrotes"
image_width = 240px
image_caption = "Psathyrotes ramosissima "
regnum =Plant ae
divisio = Magnoliophyta
classis = Magnoliopsida
ordo =Asterales
familia =Asteraceae
genus = "Psathyrotes"
genus_authority =A. Gray
subdivision_ranks = Species
subdivision = See text."Psathyrotes" is a genus of annual and perennial
forb s and lowsubshrub s native to dry areas of southwesternNorth America . Common names include turtleback, brittlestem, and fanleaf.The plants are low, densely-branching, hairy, and scaly, with a
turpentine -like odor. Leaves are alternate and hairy. The Latin name of the genus (from the Greek "psathurotes") refers to the brittleness of the stems.Species
* "
Psathyrotes annua " (Nutt.) Gray (annual psathyrotes, mealy rosettes, turtleback)
** Synonyms: "Bulbostylis annua" Nutt.
** Annual or perennial forb
* "Psathyrotes pilifera " Gray (hairy-beast turtleback, hairybeast brittlestem)
** Annual forb
* "Psathyrotes ramosissima " (Torr.) Gray (velvet rosette, velvet turtleback, turtleback)
** Synonyms: "Tetradymia ramosissima" Torr.
** Annual or perennial forb or subshrub
* "Psathyrotes scaposa " Gray (naked turtleback)
** Synonyms: "Psathyrotopsis scaposa" (Gray) H.E. Robins.
** Annual or perennial forbReferences and external links
* [http://www.itis.usda.gov:8080/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=38292 ITIS report]
* [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?Psathyrotes Jepson Manual treatment]
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