| Dimerandra Schltr., 1922 |
| Dimerandra emarginata (G. Mey.) Hoehne, 1934 |
| Dimerandra isthmii Schltr., 1922 |
| Dimerandra latipetala Siegerist, 1986 |
| Dimerandra major Schltr., 1924 |
| Dimerandra rimbachii (Schltr.) Schltr., 1922 |
| Dimerandra stenopetala (Hook.) Schltr., 1922 |
| Dinema Lindl., 1831 |
| Dinema paleaceum Lindl., 1840 |
| Dinema polybulbon (Sw.) Lindl., 1831 |
| Diothonea Lindl., 1834 |
| Diothonea imbricata Lindl., 1841 |
| Dipterostele Schltr., 1921 |
| Dipterostele helleri (L.O. Williams) Garay & G.A. Romero, 1998 |
| Dithyridanthus Garay, 1982 |
| Dithyridanthus densiflorus (C. Schweinf.) Garay, 1982 |
| Domingoa Schltr., 1913 |
| Domingoa angustifolia (Booth ex Lindl.) J.M.H. Shaw, 2008 |
| Domingoa gemma (Rchb. f.) Van den Berg & Soto Arenas, 2007 |
| Domingoa kienastii (Rchb. f.) Dressler, 1964 |