Acmella oppositifolia (Lam.) R.K.Jansen [ Spilanthes oppositifolia (Lam.) D’Arcy]
no HD illustration available (m1)
Acmella oppositifolia (Lam.) R.K.Jansen [] [Compositae]
Ann. Missouri Bot. Gard., vol. 62 : p. 1141, fig. 72A,B (1975) [J.L. Wilson]