Pairwise distance frequency distribution of 260 adult individuals (white bars, primary y axis, left scale) in the population of Tabebuia aurea in a cerrado area of Central Brazil and pollen dispersal distribution based on the distance between each pollen donor assigned by CERVUS and the mother tree in the flowering season of 2004 (black bars, secondary y axis, right scale) and 2005 (cross line bars, secondary y axis, right scale).