Knoxia sumatrensis (Retz.) DC. [ Knoxia stricta Gaertner]
no HD illustration available (m1)
Knoxia sumatrensis (Retz.) DC. [ Spermacoce sumatrensis Retz.] [Rubiaceae]
J.B.P.A. de Monet de Lamarck, J.L.M. Poiret, Tabl. Encycl., vol. 1 : t. 59, fig. 2 (1791) [Fossier]