Hymenostephium rivularis (Poeppig) E.E.Schill. & Panero [ Garcilassa rivularis Poeppig]
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Hymenostephium rivularis (Poeppig) E.E.Schill. & Panero [ Garcilassa rivularis Poeppig] [Compositae]
Ann. Missouri Bot. Gard., vol. 62 : p. 1109, fig. 61 (1975) [J.L. Wilson]