Prismatomerideae is a tribe of flowering plants in the family Rubiaceae and contains 24 species in 3 genera. Its representatives are found in Indo-China and tropical Asia.
Genera Currently accepted names Prismatomeris Thwaites (17 sp) Rennellia Korth. (9 sp)
Synonyms Didymoecium Bremek. = Rennellia Gentingia J.T.Johanss. & K.M.Wong = Rennellia Motleyia = Prismatomeris Tribrachya Korth. = Rennellia Zeuxanthe Ridl. = Prismatomeris
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