Euryale lissa is a fossil species of Euryale from the Pliocene of Brunssum, Limburg Province, NetherlandsEuryale lissa C. Reid, E. Reid. (n.d.). The International Fossil Plant Names Index (IFPNI). Retrieved December 12, 2024, from https://ifpni.org/species.htm?id=4AA27605-DAD5-4111-AF9D-0AFC094EB33F and from Höchst, Germany.
Description The obovate, smooth, 7 mm long, and 6 mm wide seeds have a prominent raphe.Reid, Clement, & Reid, Eleanor Mary. (1915). The Pliocene floras of the Dutch-Prussian border. M. Nijhoff. https://www.biodiversitylibrary.org/page/38317018 The surface of the seed is smoothMädler, K. (1939). Die pliozäne Flora von Frankfurt am Main. p. 93. Deutschland: Senckenbergische Naturforschende Ges.. or has a finely granulate texture.
Taxonomy It was first published as Euryale lissa by Clement Reid and Eleanor Mary Reid in 1915. It has been proposed to place it in a separate genus Pseudoeuryale as Pseudoeuryale lissa published by Alexander Borisovitch Doweld in 2022.Doweld A.B. 2022. New names of fossil Nymphaeaceae and allied forms. Geophytology 52(1&2): 1–28.Pseudoeuryale lissa (C. Reid, E. Reid) Doweld. (n.d.). The International Fossil Plant Names Index (IFPNI). Retrieved December 12, 2024, from https://ifpni.org/species.htm?id=C1974FDA-7BD8-DF87-E6B5-AB2AE2B4D7F5 In one study it is suggested that Euryale lissa may represent immature seeds of Euryale limburgensis.Cestmir, B., & László, J. (1992). Contribution to the Upper Pannonian flora from Visonta, northern Hungary. Folia historico-naturalia Musei Matraensis, 17, 47-78.
Distribution It is known from the type locality Brunssum, Limburg Province, Netherlands, and from Höchst, Germany.Thiel, C., Klotz, S., & Uhl, D. (2012). Palaeoclimate estimates for selected leaf floras from the late Pliocene (Reuverian) of Central Europe based on different palaeobotanical techniques. Turkish Journal of Earth Sciences, 21(2), 263-287.
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