| Nageliella angustifolia (Booth ex Lindl.) Ames & Correll, 1942 |
| Nageliella bergeriana (Schltr.) Ames & Correll, 1952 |
| Nageliella gemma (Rchb. f.) Ames & Correll, 1952 |
| Nageliella purpurea (Lindl.) L.O. Williams, 1940 |
| Narica Raf., 1837 |
| Narica moschata Raf., 1837 |
| Neippergia C. Morren, 1849 |
| Nemaconia Knowles & Westc., 1838 |
| Nemaconia dressleriana (Soto Arenas) Van den Berg, Salazar & Soto Arenas, 2007 |
| Nemaconia glomerata (Correll) Van den Berg, Salazar & Soto Arenas, 2007 |
| Nemaconia graminifolia Knowles & Westc., 1838 |
| Nemaconia longipetala (Correll) Van den Berg, Salazar & Soto Arenas, 2007 |
| Nemaconia pellita (Rchb. f.) Van den Berg, Salazar & Soto Arenas, 2007 |
| Nemaconia striata (Lindl.) Van den Berg, Salazar & Soto Arenas, 2007 |
| Neolehmannia Kraenzl., 1899 |
| Neolehmannia difformis (Jacq.) Pabst, 1978 |
| Neolehmannia peperomia (Rchb. f.) Garay & Dunst., 1976 |
| Neolehmannia porpax (Rchb. f.) Garay & Dunst., 1976 |
| Neottia Guett., 1754 |
| Neottia acaulis Sm., 1806 |