| Pogospermum Brongn., 1864 |
| Pogospermum berteronianum (Schult. & Schult. f.) Brongn., 1864 |
| Pogospermum flavum Brongn., 1864 |
| Pogospermum floribundum Brongn., 1864 |
| Pogospermum nitidum (Hook.) Brongn., 1864 |
| Pogospermum nutans (Sw.) Brongn., 1864 |
| Pogospermum sessiliflorum (Ruiz & Pav.) Brongn., 1864 |
| Pothuava Gaudich. ex K. Koch, 1860 |
| Pothuava nudicaulis (L.) Regel, 1882 |
| Pothuava nudicaulis var. glabriuscula Regel, 1882 |
| Pothuava skinneri K. Koch, 1861 |
| Pseudalcantarea (Mez) Pinzón & Barfuss, 2016 |
| Pseudalcantarea grandis (Schltdl.) Pinzón & Barfuss, 2016 |
| Pseudalcantarea macropetala (Wawra) Pinzón & Barfuss, 2016 |
| Pseudalcantarea viridiflora (Beer) Pinzón & Barfuss, 2016 |
| Puya Molina, 1782 |
| Puya heterophylla Lindl., 1840 |
| Puya longifolia E. Morren, 1846 |
| Puya recurvata Scheidw., 1842 |
| Puya sulphurea Hook., 1853 |