Knoxia sumatrensis (Retz.) DC. [ Knoxia corymbosa Willd.]
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Knoxia sumatrensis (Retz.) DC. [ Spermacoce sumatrensis Retz.] [Rubiaceae]
J. Banks, D. Solander, James , Britten , Ill. Austral. Pl. Cook’s Voy., vol. 2 : t. 151 (1901) [J.F. Miller]