| Stipa demissa Steud., 1854 |
| Stipa diegoensis Swallen, 1940 |
| Stipa diffusa Walter, 1788 |
| Stipa editorum E. Fourn., 1886 |
| Stipa eminens Cav., 1799 |
| Stipa eminens subsp. andersonii (Vasey) A.E. Murray, 1982 |
| Stipa eminens var. andersonii Vasey, 1892 |
| Stipa erecta E. Fourn., 1886 |
| Stipa eriostachya Kunth, 1815 |
| Stipa fimbriata Kunth, 1815 |
| Stipa flexuosa Vasey, 1888 |
| Stipa florentula (Pilg.) Parodi, 1944 |
| Stipa florulenta (Pilg.) Parodi, 1944 |
| Stipa geniculata Phil., 1870 |
| Stipa grisebachii E. Fourn., 1885 |
| Stipa gynerioides Phil., 1870 |
| Stipa hassei Vasey, 1893 |
| Stipa hirticulmis S.L. Hatch, Valdés-Reyna & Morden, 1986 |
| Stipa hymenoides Roem. & Schult., 1817 |
| Stipa ichu (Ruiz & Pav.) Kunth, 1829 |