Dyer, R.J., Chan, D.M., Gardiakos, V.A. et al. Pollination graphs: quantifying pollen pool covariance networks and the influence of intervening landscape on genetic connectivity in the North American understory tree, Cornus florida L.. Landscape Ecol 27, 239–251 (2012). https://doi.org/10.1007/s10980-011-9696-x Abstract How