Fig. 3. – Seed morphology (SEM-graphs). Mitracarpus carajasensis E. L. Cabral, Sobrado & E. B. Souza: A. Ventral view; B. Lateral view, notice the extensions of the ventral groove and the dorsal face depression; C. Dorsal view; D. Detail of reticulate-foveate testa. Mitracarpus federalensis E. L. Cabral, Sobrado & E. B. Souza: E. Ventral view; F. Lateral view, notice the extensions of the ventral groove; G. Dorsal view; H. Detail of testa of the lateral face, showing the hydrated papillas; I. Detail of testa of the dorsal face, showing the dehydrated papillas. Mitracarpus fernandesii E. L. Cabral, Sobrado & E. B. Souza: J. Ventral view; K. Lateral view, notice the extensions of ventral groove and dorsal depression; L. Dorsal view; M. Detail of reticulate-areolate testa of the dorsal angle; N. Detail of reticulate testa of the dorsal depression [Scale bars: A-C, E-G, J-L: 0.25 mm; D, H-I, M-N: 50 µm]. [A-D: Giorni & al. 196, BHCB; E-I: Fonseca & Alvarenga 4582, IBGE; J-N: Souza & al. 1737, HUV]