FIGURE 3. Morphological comparison between Mesosetum canastrense and M. alatum. A‒C. M. canastrense. A in A new species of Mesosetum (Poaceae: Paspaleae: Arthropogoninae) with a winged rachis from Serra da Canastra, Minas Gerais, Brazil

FIGURE 3. Morphological comparison between Mesosetum canastrense and M. alatum. A‒C. M. canastrense. A. Spikelet (the apex of the lower glume is indicated by the arrow). B. Basal portion of the spikelet showing the inconspicuous callus (indicated by the arrow). C. Spikelet insertion at the pedicel (indicated by the arrow). D‒F. M. alatum. D. Spikelet (the apex of the lower glume is indicated by the arrow). E. Basal portion of the spikelet showing the conspicuous geniculate callus (indicated by the arrow). F. Spikelet insertion at the pedicel (indicated by the arrow). Scale bar: 1 mm. (A‒C from C.Z. Fieker et al. 283, CEN; D‒F from J.E.Q. Farias et al. 4947, UB).