The Journal of Systematics and Evolution (JSE, formerly Acta Phytotaxonomica Sinica) is a bi-monthly international English language journal dedicated to the description and understanding of biological diversity. Papers in any of the following fields and related fields will be considered: description of new taxa, monographic revision, phylogenetics, molecular evolution and genome evolution, evolutionary developmental biology, evolutionary ecology, population biology, conservation biology, biogeography, paleobiology, and evolutionary theory.