| Tillandsia (Allardtia) chaetophylla Mez, 1896 |
| Tillandsia (Allardtia) deppeana Steud., 1841 |
| Tillandsia (Allardtia) elongata Kunth, 1816 |
| Tillandsia (Allardtia) elongata var. elongata Kunth, 1816 |
| Tillandsia (Allardtia) elongata var. subimbricata (Baker) L.B. Sm., 1953 |
| Tillandsia (Allardtia) excelsa Griseb., 1864 |
| Tillandsia (Allardtia) guatemalensis L.B. Sm., 1949 |
| Tillandsia (Allardtia) gymnobotrya Baker, 1887 |
| Tillandsia (Allardtia) heterophylla E. Morren, 1873 |
| Tillandsia (Allardtia) leiboldiana Schltdl., 1845 |
| Tillandsia (Allardtia) leiboldiana var. guttata Hobbs, 1961 |
| Tillandsia (Allardtia) leiboldiana var. leiboldiana Schltdl., 1845 |
| Tillandsia (Allardtia) lucida E. Morren ex Baker, 1889 |
| Tillandsia (Allardtia) matudae L.B. Sm., 1949 |
| Tillandsia (Allardtia) orogenes Standl. & L.O. Williams, 1953 |
| Tillandsia (Allardtia) remota Wittm., 1891 |
| Tillandsia (Allardtia) standleyi L.B. Sm., 1931 |
| Tillandsia (Diaphoranthema) (Beer) Baker, 1878 |
| Tillandsia (Diaphoranthema) crinita Willd. ex Beer, 1857 |
| Tillandsia (Diaphoranthema) monostachys Gillies ex Baker, 1878 |