Angiospermae (yaani mimea inayochanua maua; kwa Kiingereza: angiosperms; pia Magnoliophyta) ndilo kundi kubwa zaidi la mimea ya nchi kavu (Embryophyte) likiwa na oda 64, familia 416, jenasi 13,000 na spishi zinazojulikana 300,000 hivi. Mimea inayochanua ya zamani zaidi ilipatikana miaka milioni 160 iliyopita hivi. Lindley, J (1830). Introduction to the Natural System of Botany. London: Longman, Rees, Orme, Brown, and Green, xxxvi.  Cantino, Philip D.; Doyle, James A.; Graham, Sean W.; Judd, Walter S.; Olmstead, Richard G.; Soltis, Douglas E.; Soltis, Pamela S.; Donoghue, Michael J. (2007). "Towards a phylogenetic nomenclature of Tracheophyta". Taxon 56 (3): E1–E44. doi:10.2307/25065865 . Christenhusz, M. J. M.; Byng, J. W. (2016). "The number of known plants species in the world and its annual increase". Phytotaxa 261 (3): 201–217. doi:10.11646/phytotaxa.261.3.1 . http://biotaxa.org/Phytotaxa/article/download/phytotaxa.261.3.1/20598. APG (2003).