Triolena is a genus of flowering plants in the family Melastomataceae. They are found in southern Mexico southward to Bolivia. As of 1991 there were 20 to 25 species.
Species include:
Triolena allardii (Wurdack) Wurdack
Triolena amazonica (Pilg.) Wurdack
Triolena asplundii Wurdack
Triolena barbeyana Cogn.
Triolena calciphila (Standl. & Steyerm.) Standl. & L.O. Williams
Triolena campii (Wurdack) Wurdack
Triolena dressleri Wurdack
Triolena hirsuta (Benth.) Triana
Triolena hygrophylla (Naudin) L.O. Williams
Triolena izabalensis Standl. & Steyerm.
Triolena obliqua (Triana) Wurdack
Triolena paleolata Donn. Sm.
Triolena pedemontana Wurdack
Triolena pileoides (Triana) Wurdack
Triolena pluvialis (Wurdack) Wurdack
Triolena pumila Umaña & Almeda
Triolena pustulata, Triana
Triolena scorpioides Naudin
Triolena spicata (Triana) L.O. Williams
Triolena stenophylla (Standl. & Steyerm.) Standl. & L.O. Williams
