Ruiz Guajardo, J.C. et al. 2018. Differences in pollination syndromes and the frequency of autonomous delayed selfing between co-flowering Hibiscus aponeurus (Sprague and Hutch) and H. flavifolius (Ulbr) from Kenya. Journal of Pollination Ecology. 22, (Mar. 2018), 21–34. DOI:https://doi.org/10.26786/1920-7603(2018)three.