NPSpecies

Changed from Unconfirmed per unvouchered observation from Horse Ranch Mountain; in region per Welsh et al. 2003, J. Alexander, to Probably Present per Fertig 2009, # 660926, to Present per Fertig et al. 2012, Bibkey #2185178.

Data Source: Welsh et al. 2003, J. Alexander

Data Source: Fertig et al. 2012, Bibkey #2185178

Park Species Detail: Palmer 1966 p.11 states, "common near the summit along the south ridge [of Horse Ranch Mountain]", Park Species Data Source: ZION Herbarium & species list review, J. Alexander 2003-2005; Palmer 1966