Semanggi merupakan tumbuhan dari famili Marsileaceae. Nama ilmiah Marsilea crenata pertama kali dipublikasikan oleh botanis Carl Borivoj Presl pada tahun 1825.
POWO (2024). "Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; https://powo.science.kew.org/."
IPNI (2024). "International Plant Names Index. Published on the Internet http://www.ipni.org, The Royal Botanic Gardens, Kew, Harvard University Herbaria & Libraries, and Australian National Herbarium"
USDA - NRCS (2024). "United States Department of Agriculture - Natural Resources Conservation Service", Plant Profile.
