| Smilax occidentalis C.V. Morton, 1962 |
| Smilax officinalis Kunth, 1816 |
| Smilax ornata Lem., 1865 |
| Smilax ovata Sessé & Moc., 1894 |
| Smilax paniculata M. Martens & Galeotti, 1842 |
| Smilax parvifolia Sessé & Moc., 1894 |
| Smilax platycentron Schltdl., 1844 |
| Smilax platycentron var. emarginata Schltdl., 1844 |
| Smilax platycentron var. hastata Schltdl., 1845 |
| Smilax pringlei Greenm., 1899 |
| Smilax purpusii Brandegee, 1915 |
| Smilax regelii Killip & C.V. Morton, 1936 |
| Smilax regelii f. albida (Killip & C.V. Morton) Standl. & Steyerm., 1958 |
| Smilax regelii var. albida Killip & C.V. Morton, 1936 |
| Smilax rufa Lundell, 1942 |
| Smilax schaffneriana (A. DC.) F.W. Apt, 1922 |
| Smilax schiedeana Kunth, 1850 |
| Smilax schlechtendalii Kunth, 1850 |
| Smilax schlechtendalii var. lindenii A. DC., 1878 |
| Smilax senticosa Kunth, 1850 |