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Figure 4. Pollen of Acanthaceae. A, B. Carlowrightia yucatanensis {Daniel et al. 10320), apertural view (A) and 
interapertural view (B). C. Justicia zapoteca {Saynes V. & Elorsa 2741), apertural view. D, E. Poikilacanthus foliosepalus 
{.Hernandez O. 326), apertural view (D) and interapertural view (E). F. Louteridium dendropilosum {Fernandez N. 4189). 
G, H. Poikilacanthus pochutlensis {Torres & Martinez 4907), subpolar view (G) and polar view (H). I. Louteridium den¬ 
dropilosum {Daniel et al. 11784), with internal contents extruding via pores. 
