As classified in WFO snapshot
June 2025
latest classification for this taxon
variety
Penstemon procerus var. micrantus
(Nutt.) M.E.Jones
This variety name was first published in Bull. Montana State Univ., Biol. Ser. 15: 45 (1910)
This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .