Polibotánica is a peer-reviewed scientific journal edited by the National Polytechnic lnstitute, México. The journal publishes original scientific articles regarding different areas of Botanical Science research. The review process is conducted by a committee of national and international scholars in Taxonomy and Systematics, Evolutionary Ecology, Structure and Development, Reproductive Biology, Ecology, Phytogeography, Genetics, Ethnobotany, Biotechnology, Vegetal Physiology, among others. Polibotánica is a biannual publication in Spanish, English or Portuguese. Only trough collaboration we will be capable to produce knowledge useful to preserve and take adequate advantage of the international flora. Impact factor: 03514.