| Tillandsia nitida Hook., 1827 |
| Tillandsia nolleriana Ehlers, 1986 |
| Tillandsia novakii H. Luther, 1991 |
| Tillandsia nutans Sw., 1788 |
| Tillandsia nuyooensis Ehlers, 1989 |
| Tillandsia orizabensis Baker, 1888 |
| Tillandsia pacifica Ehlers, 1991 |
| Tillandsia paniculata Schltdl. & Cham., 1831 |
| Tillandsia paniculata var. genuina Mez, 1896 |
| Tillandsia patens Willd. ex Schult. & Schult. f., 1830 |
| Tillandsia patriae Rauh, 1976 |
| Tillandsia patriae var. laxiflora Rauh, 1976 |
| Tillandsia patriae var. patriae Rauh, 1976 |
| Tillandsia penascoensis Ehlers & Lautner, 2004 |
| Tillandsia pendula Thunb. ex C.F. Gaertn., 1805 |
| Tillandsia phyllostachya Baker, 1888 |
| Tillandsia plumosa Baker, 1888 |
| Tillandsia plumosa var. magnusiana (Wittm.) Rohweder, 1956 |
| Tillandsia porvenirensis Ehlers, 2015 |
| Tillandsia pumila Lindl. & Paxton, 1865 |