| Stevia pelophila S.F. Blake, 1924 |
| Stevia perfoliata Cronquist, 1965 |
| Stevia phlebophylla A. Gray, 1887 |
| Stevia pilosa Lag., 1816 |
| Stevia plummerae A. Gray, 1882 |
| Stevia plummerae var. alba A. Gray, 1884 |
| Stevia plummerae var. durangensis B.L. Rob., 1907 |
| Stevia plummerae var. plummerae A. Gray, 1882 |
| Stevia plummerae var. typica B.L. Rob., 1930 |
| Stevia podocephala DC., 1836 |
| Stevia polycephala Bertol., 1840 |
| Stevia polycephala var. oaxacensis Grashoff, 1974 |
| Stevia polycephala var. polycephala Bertol., 1840 |
| Stevia porphyrea McVaugh, 1972 |
| Stevia porphyreoides Yahara & Soejima ex B.L. Turner, 2015 |
| Stevia potosina Soejima, Yahara & K. Watan., 2001 |
| Stevia pratheri B.L. Turner, 1992 |
| Stevia pringlei S. Watson, 1888 |
| Stevia pubescens Lag., 1818 |
| Stevia punctata (Jacq.) Sch. Bip. ex Klotzsch, 1852 |