40175 630902 Machaeranthera gymnocephala (DC.) Shinners [125 153663 Brachyactis gymnocephala Rupr.]
W. Curtis, Bot. Mag., vol. 107 [ser. 3, vol. 37]: t. 6549 (1881) [M. Smith]
442772 501874 Helichrysum gymnocephalum (DC.) Humbert [80 976675 Stenocline gymnocephala DC.]
Fl. Madag., vol. 189(2): (Composées 2): p. 413 (1962) [M.J. Vesque]