| Nassella pulchra (Hitchc.) Barkworth, 1990 |
| Nassella tenuissima (Trin.) Barkworth, 1990 |
| Nassella trichotoma (Nees) Hack. ex Arechav., 1896 |
| Nastus Lunell, 1915 |
| Navicularia Raddi, 1823 |
| Nazia Adans., 1763 |
| Nazia aliena (Spreng.) Scribn., 1899 |
| Nazia occidentalis (Nees) Scribn., 1894 |
| Neeragrostis Bush, 1903 |
| Neeragrostis conterasii (R.W. Pohl) P.M. Peterson, 1997 |
| Neeragrostis hypnoides (Lam.) Bush, 1903 |
| Neeragrostis reptans (Michx.) Nicora, 1963 |
| Neoaulacolepis Rauschert, 1982 |
| Neohusnotia A. Camus, 1921 |
| Neoschischkinia Tzvelev, 1968 |
| Nestlera Steud., 1841 |
| Nestlera festuciformis Willd. ex Steud., 1841 |
| Nevroctola Raf., 1825 |
| Nevroctola maritima Raf. ex B.D. Jacks., 1894 |
| Nevroctola paniculata Raf. ex B.D. Jacks., 1894 |