| Common Name | Scientific Name | Code |
| bamboo vine | Smilax pseudochina L. | SMPS |
| Biltmore's carrionflower | Smilax biltmoreana (Small) J.B.S. Norton ex Pennell | SMBI |
| Blue Ridge carrionflower | Smilax lasioneura Hook. | SMLA3 |
| bristly greenbrier | Smilax tamnoides L. | SMTA2 |
| California greenbrier | Smilax californica (A. DC.) Gray | SMCA2 |
| cat greenbrier | Smilax glauca Walt. | SMGL |
| China root | Smilax china L. | SMCH |
| coral greenbrier | Smilax walteri Pursh | SMWA |
| downy carrionflower | Smilax pulverulenta Michx. | SMPU2 |
| earleaf greenbrier | Smilax auriculata Walt. | SMAU |
| English Peak greenbrier | Smilax jamesii G. Wallace | SMJA |
| Everglades greenbrier | Smilax coriacea Spreng. | SMCO |
| greenbrier | Smilax L. | SMILA2 |
| Hawai'i greenbrier | Smilax melastomifolia Sm. | SMME |
| Huger's carrionflower | Smilax hugeri (Small) J.B.S. Norton ex Pennell | SMHU |
| Illinois greenbrier | Smilax illinoensis Mangaly | SMIL |
| Jamaican sarsaparilla | Smilax regelii Killip & Morton | SMRE2 |
| kidneyleaf greenbrier | Smilax renifolia Small | SMRE |
| lanceleaf greenbrier | Smilax smallii Morong | SMSM |
| laurel greenbrier | Smilax laurifolia L. | SMLA |
| rough bindweed | Smilax aspera L. | SMAS |
| roundleaf greenbrier | Smilax rotundifolia L. | SMRO |
| sarsaparilla | Smilax aristolochiifolia Miller | SMAR |
| sarsparilla vine | Smilax pumila Walt. | SMPU |
| saw greenbrier | Smilax bona-nox L. | SMBO2 |
| Smilax biltmoreana | Nemexia biltmoreana Small | NEBI2 |
| Smilax biltmoreana | Smilax ecirrata (Engelm. ex Kunth) S. Wats. var. biltmoreana (Small) Ahles | SMECB |
| Smilax bona-nox | Smilax bona-nox L. var. exauriculata Fern. | SMBOE |
| Smilax bona-nox | Smilax bona-nox L. var. hastata (Willd.) A. DC. | SMBOH |
| Smilax bona-nox | Smilax bona-nox L. var. hederifolia (Bey.) Fern. | SMBOH2 |
| Smilax coriacea | Smilax havanensis auct. non Jacq. [misapplied] | SMHA |
| Smilax ecirrata | Nemexia ecirrata (Engelm. ex Kunth) Small | NEEC |
| Smilax glauca | Smilax glauca Walt. var. genuina Blake | SMGLG2 |
| Smilax glauca | Smilax glauca Walt. var. leurophylla Blake | SMGLL |
| Smilax herbacea | Nemexia herbacea (L.) Small | NEHE3 |
| Smilax hugeri | Nemexia hugeri Small | NEHU |
| Smilax hugeri | Smilax ecirrata (Engelm. ex Kunth) S. Wats. var. hugeri (Small) Ahles | SMECH |
| Smilax lasioneura | Nemexia lasioneura (Hook.) Rydb. | NELA4 |
| Smilax lasioneura | Smilax herbacea L. var. lasioneura (Hook.) A. DC. | SMHEL2 |
| Smilax laurifolia | Smilax megacarpa Morong p.p. | SMME2 |
| Smilax melastomifolia | Smilax melastomifolia Sm. var. subinermis Hbd. | SMMES |
| Smilax melastomifolia | Smilax sandwicensis Kunth | SMSA |
| Smilax melastomifolia | Smilax sandwicensis Kunth var. crassifolia Hbd. | SMSAC |
| Smilax pseudochina | Nemexia leptanthera (Pennell) Small | NELE |
| Smilax pseudochina | Nemexia tamnifolia (Michx.) Small | NETA |
| Smilax pseudochina | Smilax leptanthera Pennell | SMLE |
| Smilax pseudochina | Smilax tamnifolia Michx. | SMTA3 |
| Smilax pulverulenta | Nemexia pulverulenta (Michx.) Small | NEPU4 |
| Smilax pulverulenta | Smilax herbacea L. var. pulverulenta (Michx.) Gray | SMHEP2 |
| Smilax rotundifolia | Smilax rotundifolia L. var. crenulata Small & Heller | SMROC |
| Smilax rotundifolia | Smilax rotundifolia L. var. quadrangularis (Muhl. ex Willd.) Wood | SMROQ |
| Smilax smallii | Smilax domingensis auct. non Willd. [misapplied] | SMDO |
| Smilax smallii | Smilax lanceolata auct. non L. [misapplied] | SMLA2 |
| Smilax tamnoides | Smilax hispida Muhl. ex Torr. | SMHI |
| Smilax tamnoides | Smilax hispida Muhl. ex Torr. var. australis Small | SMHIA |
| Smilax tamnoides | Smilax hispida Muhl. ex Torr. var. montana Coker | SMHIM |
| Smilax tamnoides | Smilax tamnoides L. var. hispida (Muhl. ex Torr.) Fern. | SMTAH |
| Smilax walteri | Smilax megacarpa Morong p.p. | SMME2 |
| smooth carrionflower | Smilax herbacea L. | SMHE |
| upright carrionflower | Smilax ecirrata (Engelm. ex Kunth) S. Wats. | SMEC |