Primary collector
J.J.Buegge
Date collected
Secondary subdivision
Graham County
Specific locality
Holdup Canyon. T6S,R21E,sec7,NW, NW. East fork of canyon. 
Habitat
Desert grassland. Near wash. Rocky. N aspect. Gentle slope. Some water  flowing. Steep-walled canyon. In rock crevaces above wash. Assoc. spp.: Quercus turbinella, Lonicera, Anisacanthus, Aloysia, Celtis reticulata, Mimosa, Ericameria, Daylirion, Opuntia, Muhlenbergia rigens, Rhamnus crocea.
Description
Occasional-common. Farina white
Collection notes
Subsampled from herbarium sheet for FCM from fragment packet