Synonyms
Hemizonia truncata A.Gray
Calycadenia truncata var. scabrella (Drew) Jeps.
Hemizonia scabrella Drew
Calycadenia truncata subsp. scabrella (Drew) D.D.Keck
Calycadenia truncata subsp. microcephala H.M.Hall ex D.D.Keck
Calycadenia scabrella Greene
Lagophylla scabrella M.E.Jones
Hemizonia truncata subsp. scabrella (Drew) D.D.Keck