Pollen of Gaultheria.  Gaultheria reticulata, left showing pollen tetrad in polar view (from Holm-Nielsen et al. 4941;  bar = 10 µm).  Gaultheria insipida, center and right;  center: polar view;  right: close-up of mesocolpial region (from Jaramillo & Coello 2034;  bar in right = 1 um).  Redrawn from Flora Neotropica Monographs 66: 392, fig. 6G-I.  1995.