Haplopappus lanceolatus subsp. solidagineus (Greene) H.M. Hall
Haplopappus lanceolatus subsp. solidagineus (Greene) H.M. Hall is a synonym sensu FNA Ed. Comm., 2006b of:
Pyrrocoma lanceolata (Hooker) Greene var. lanceolata, an accepted variety name sensu FNA Ed. Comm., 2006b.