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2024 has been a banner year for making the best flora we can imagine. We've created:
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References

For Najas

Bräuchler, C. 2015. Towards a better understanding of the Najas marina complex: notes on the correct application and typification of the names N. intermedia, N. major, and N. marina. Taxon 64: 1028-1030. Google Scholar

Crow, G.E., and C.B. Hellquist. 2023. Aquatic and wetland plants of northeastern United States, second edition. Univ. of Wisc. Press, Madison, WI, USA. Google Scholar

Fernald, M.L. 1902. Some little known plants from Florida and Georgia. Bot. Gaz. 33: 154-157. Google Scholar

Freeman, S.L. and I.A. Pfingsten. 2021. First record of Najas marina (Hydrocharitaceae) for Montana and an update on the North American distribution. Phytoneuron 2021-51: 1–7. Published 13 September 2021. ISSN 2153 733X Google Scholar

Haynes, Holm-Nielsen, & Les. 1998. In Kubitzki, K., ed. 1998b. The families and genera of vascular plants. IV. Flowering plants – Monocotyledons – Alismatanae and Commelinanae (except Gramineae). Springer, Berlin. 511 pp. Google Scholar

Haynes, R.R. 1979. Revision of North and Central American Najas (Najadaceae). Sida 8: 34-56. Google Scholar

Haynes, R.R. 2000c. Hydrocharitaceae. In Flora of North America Editorial Committee. 2000. Flora of North America north of Mexico. Volume 22, Magnoliophyta: Alismatidae, Arecidae, Commelinidae (in part), and Zingiberidae. Oxford Univ. Press, New York, NY. 352 pp. Google Scholar

Haynes, R.R., and C.B. Hellquist. 1996. New combinations in North American Alismatidae. Novon 6: 370-371. Google Scholar

Ito, Y., N. Tanaka, S.W. Gale, O. Yano, & J. Li. 2017. Phylogeny of Najas (Hydrocharitaceae) revisited: Implications for systematics and evolution. Taxon 66: 309-323. Google Scholar

Les, D.H., E.L. Peredo, U.M. King, L.K. Benoit, N.P. Tippery, C.J. Ball, and R.K. Shannon. 2015. Through thick and thin: cryptic sympatric speciation in the submersed genus Najas (Hydrocharitaceae). Molecular Phylogenetics and Evolution 82: 15-30. Google Scholar

Rüegg, S., U. Raeder, A. Melzer, G. Heubl, and C. Bräuchler. 2017. Hybridisation and cryptic invasion in Najas marina L. (Hydrocharitaceae)? Hydrobiologia 784: 381-395. Google Scholar