species
[5]
genus
[327]
volume
[432]
artist
[1468]
Vernonia oligocephala (DC.) Sch.Bip. ex Walp. [ Webbia oligocephala DC.] [Compositae]
C. Letty, Wild Fl. Transvaal: p. 342, t. 170, fig. 1 (1962) [C. Letty]