FIGURE 4. A–F. Wedelia foliacea. A in Taxonomic studies in Wedelia (Asteraceae, Heliantheae) reveal a new species for the Brazilian Cerrado

FIGURE 4. A–F. Wedelia foliacea. A. Blooming of yellow flower after fire incidence on cerrado vegetation. B–D. Corolla colour variations of specimens of different populations. E. Corolla collor variation from the same population. F. Leaf. G–H. Wedelia oligocephala. G. Capitulum showing ten ray flowers. H. Involucre with peduncle and adjacent leaves. Photo's authors: A–F. Henrique Moreira; G–H. J. Bringel. Herbarium specimens: G–H. Bringel & Borges 1032.