| Palmoglossum crassifolium Klotzsch, 1856 |
| Palumbina Rchb. f., 1863 |
| Palumbina candida (Lindl.) Rchb. f., 1863 |
| Panmorphia Luer, 2006 |
| Panmorphia abbreviata (Schltr.) Luer, 2006 |
| Panmorphia barbulata (Lindl.) Luer, 2006 |
| Panmorphia comayaguensis (Ames) Luer, 2006 |
| Panmorphia haberi (Luer) Luer, 2006 |
| Panmorphia involuta (L.O. Williams) Luer, 2006 |
| Panmorphia lewisae (Ames) Luer, 2006 |
| Panmorphia minutalis (Lindl.) Luer, 2006 |
| Panmorphia oblanceolata (L.O. Williams) Luer, 2006 |
| Panmorphia sertularioides (Sw.) Luer, 2006 |
| Paphiopedilum Pfitzer, 1886 |
| Paphiopedilum exstaminodium (Castaño, Hágsater & E. Aguirre) V.A. Albert & Börge Pett., 1994 |
| Paphiopedilum xerophyticum (Soto Arenas, Salazar & Hágsater) V.A. Albert & B. Pettersson, 1994 |
| Papperitzia Rchb. f., 1852 |
| Papperitzia leiboldii (Rchb. f.) Rchb. f., 1852 |
| Pedilea Lindl., 1824 |
| Pedilea myurus Ridl., 1888 |