Species
annua
(Nutt.) Gray
common name:
annual psathyrotes
2
Species
pilifera
Gray
common name:
hairybeast turtleback
3
Species
ramosissima
(Torr.) Gray
common name:
velvet turtleback
4
Species
scaposa
Gray
common name:
naked turtleback
Individual specimen entries are published in the sample database supplied with
The Compleat Botanica for species or varieties of this supra-generic taxon.