| Noccaeopsis F.K. Mey., 2010 |
| Norta Adans., 1763 |
| Norta altissima (L.) Britton, 1913 |
| Norta irio (L.) Britton, 1913 |
| Octadenia R. Br. ex Fisch. & C.A. Mey., 1836 |
| Odontocyclus Turcz., 1840 |
| Ornithocarpa Rose, 1905 |
| Ornithocarpa fimbriata Rose, 1905 |
| Ornithocarpa torulosa Rollins, 1969 |
| Pachypodium Webb & Berthel., 1836 |
| Pachypodium Nutt. ex Torr. & A. Gray, 1838 |
| Papuzilla Ridl., 1916 |
| Parrasia Greene, 1895 |
| Parrasia camporum (A. Gray) Greene, 1895 |
| Parrasia linearifolia (S. Watson) Greene, 1895 |
| Paysonia O'Kane & Al-Shehbaz, 2002 |
| Paysonia lasiocarpa (Hook. & A. Gray) O'Kane & Al-Shehbaz, 2002 |
| Paysonia lasiocarpa subsp. berlandieri (A. Gray) O'Kane & Al-Shehbaz, 2002 |
| Paysonia lasiocarpa subsp. heterochroma (S. Watson) O'Kane & Al-Shehbaz, 2002 |
| Paysonia lasiocarpa subsp. lasiocarpa (Hook. & A. Gray) O'Kane & Al-Shehbaz, 2002 |