Type : "In Brasilia septentrionali: v. s. in herb. meo, Rio Casiquiare (Spruce, 3167)." [protologue].
Venezuela, T.F. Amazonas, rives du bas Casiquiare, 11 & 12/1853. Frutex volubilis. Caulis teres, diametro uncialis, ramosus. Flores virides. R. Spruce 3167 (HT:
BM000554293 [ex hb. Miers]; IT:
BR0000005737185 [ex hb. Mart.],
K000485726 [ex hb. Benth.],
K000485727 [ex hb. Hook.],
P00748236,
P00748237).