Lupinus polyphyllus var. prunophilus - Lupinus polyphyllus var. prunophilus
Lupinus prunophilus, Lupinus wyethii var. prunophilus
(see State Rank Reason below)
MNPS Threat Rank
State Rank Reason (see State Rank above)
Reported for Montana but additional research needed to confirm its presence and status.
Some authors treat this taxon at the infraspecific level, others as a species (Kartesz in prep. 2012).
Beaverhead County (Evert 41975 [at RM]) but also reported for Park, Broadwater, and Gallatin counties (Kartesz in prep. 2012). Elsewhere from WA, OR, NV, east to WY, CO, and NM (Rio Arriba County).