FIGURE 2 in Crossopsorella, a new tropical genus of rust fungi

FIGURE 2. Crossopsorella byrsonimae on Byrsonima coccolobifolia (UB Mycol. Col. 22259). A–B. Spermogonia. C. Inner surface of the aecial peridium. D. Aeciospores seen at a superficial focus in light microscopy in contrast with a group of peridial cells. E. Same aeciospores as in D, but seen at a deeper focus in light microscopy, contrasting with a group of peridial cells.