Synonyms
Pyrrocoma hirta var. sonchifolia (Greene) Kartesz & Gandhi
Aster grayanus Kuntze
Haplopappus hirtus subsp. typicus H.M.Hall
Haplopappus hirtus var. sonchifolius (Greene) M.Peck
Haplopappus hirtus A.Gray
Haplopappus hirtus subsp. lanulosus H.M.Hall
Pyrrocoma lanulosa Greene
Haplopappus hirtus subsp. sonchifolius H.M.Hall
Pyrrocoma sonchifolia Greene
Haplopappus hirtus var. lanulosus (Greene) M.Peck
Pyrrocoma hirta var. lanulosa (Greene) Mayes ex G.K.Br. & D.J.Keil
Hoorebekia hirta (A.Gray) Piper