Template:Christenhusz et al., 2019
- Christenhusz, M.J.M., Bangiolo, L., Chase, M.W., Fay, M.F., Husby, C.E., Witkus, M. & Viruel, J. 2019. Phylogenetics, classification and typification of extant horsetails (Equisetum, Equisetaceae). Botanical Journal of the Linnean Society 189(4): 311–352. DOI: 10.1093/botlinnean/boz002
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