Smilax havanensis, known as the everglades greenbrier, is a plant species native to Cuba, the Cayman Islands, Bahamas, Turks & Caicos, and southern Florida.
Smilax havanensis is a perennial vine armed with prickles. Flowers are small and green, berries dark purple with a waxy coating. Aprostocetus smilax, an Eulophid wasp, induces galls on this species.