Dendrobium villosipes J.J.Sm., Bull. Jard. Bot. Buitenzorg, sér. 2, 13 (1914) 64; Nova Guinea 12, 3 (1916) 328, t. 119, fig. 216.
Type: Pulle 1097 (holo L).
Trachyrhizum villosipes (J.J.Sm.) Rauschert, Feddes Repert. 94 (1983) 469.
..........................................................
Dendrobium latifrons J.J.Sm., in L.S.Gibbs, Phytogeogr. Fl. Arfak Mountains. (1917) 118 (= var. obtusilobum).
Type: Gibbs 5558 (holo BM).
..........................................................
Trachyrhizum prostheciglossum (Schltr.) Brieger, in Schltr., Orchideen, ed. 3, I/A (1981) 687.
..........................................................
?Dendrobium kryptocheilum Gilli, Ann. Naturhist. Mus. Wien 84, B (1980 publ. 1983) 26, fig. 14 (?= var. obtusilobum).
Type: Gilli 369 (holo W)