| Heliotropium palmeri S. Watson, 1883 |
| Heliotropium parviflorum L., 1771 |
| Heliotropium parvifolium Edgew., 1847 |
| Heliotropium peruvianum L., 1762 |
| Heliotropium petraeum Brandegee, 1913 |
| Heliotropium phyllostachyum Torr., 1859 |
| Heliotropium phyllostachyum var. erectum J.F. Macbr., 1916 |
| Heliotropium physocalycium Donn. Sm., 1910 |
| Heliotropium pringlei B.L. Rob., 1891 |
| Heliotropium procumbens Mill., 1768 |
| Heliotropium pueblense Standl., 1924 |
| Heliotropium queretaroanum I.M. Johnst., 1948 |
| Heliotropium racemosum (Rose & Standl.) I.M. Johnst., 1964 |
| Heliotropium rigidulum DC., 1845 |
| Heliotropium rufipilum (Benth.) I.M. Johnst., 1928 |
| Heliotropium rugosum M. Martens & Galeotti, 1844 |
| Heliotropium rupestre M. Martens & Galeotti, 1844 |
| Heliotropium saxatile Brandegee, 1905 |
| Heliotropium sessei I.M. Johnst., 1937 |
| Heliotropium tenellum (Nutt.) Torr., 1853 |