Najas major All.

Native to:

Albania, Amur, Assam, Austria, Baleares, Baltic States, Belarus, Belgium, Bulgaria, Canary Is., Central European Rus, China North-Central, China South-Central, China Southeast, Corse, Czechoslovakia, Denmark, East Aegean Is., East European Russia, Egypt, Finland, France, Germany, Great Britain, Greece, Hungary, India, Inner Mongolia, Iran, Iraq, Italy, Japan, Kazakhstan, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Lebanon-Syria, Libya, Maluku, Manchuria, Mauritius, Mongolia, Myanmar, Netherlands, New South Wales, North Caucasus, Northern Territory, Northwest European R, Norway, Oman, Pakistan, Palestine, Poland, Portugal, Primorye, Qinghai, Queensland, Romania, Réunion, Socotra, Spain, Sri Lanka, Sweden, Switzerland, Tadzhikistan, Taiwan, Thailand, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Ukraine, Uzbekistan, Victoria, Vietnam, West Himalaya, West Siberia, Western Australia, Yugoslavia

Extinct in:

Sicilia

POWO follows these authorities in accepting this name:

• Kharkevich, S.S. (ed.) (1987). Plantae Vasculares Orientalis Extremi Sovietici 2: 1-448. Nauka, Leningrad.
• Troia, A. (2022). The unnoticed northward expansion of Najas marina subsp. armata (Hydrocharitaceae) in the Mediterranean area: an effect of climate change?. Willdenowia 52: 91-101.

An alternative taxonomy had been proposed by the following authorities:

• Davis, P.H. (ed.) (1984). Flora of Turkey and the East Aegean Islands 8: 1-632. Edinburgh University Press, Edinburgh. [Cited as Najas marina.]
• Nowak, A. & Nobis, M. (eds.) (2020). Illustrated Flora of Tajikistan and adjacent areas 2: 367-766. PAN, Polish academy of sciences. [Cited as Najas marina subsp. marina.]
• Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis. [Cited as Najas marina subsp. marina.]

Kew Backbone Distributions

• Bosser, J. & al. (1984). Flore des Mascareignes 191-201 IRD Éditions, MSIRI, RBG-Kew, Paris.
• Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
• Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
• Mirek, Z., Piękoś-Mirkowa, H., Zając, A. & Zając, M (2020). Vascular plants of Poland an annotated checklist: 1-526. W. Szafer institute of botany, Polish academy of sciences, Krakow, Poland.
• Takhtajan, A.L. (ed.) (2006). Konspekt Flora Kavkaza 2: 1-466. Editio Universitatis Petropolitanae.
• Troia, A. (2022). The unnoticed northward expansion of Najas marina subsp. armata (Hydrocharitaceae) in the Mediterranean area: an effect of climate change?. Willdenowia 52: 91-101.
• Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis.