Euryale nodulosa is a fossil species of Euryale from the Pliocene of Reuver, Limburg Province, NetherlandsEuryale nodulosa C. Reid, E. Reid. (n.d.). The International Fossil Plant Names Index (IFPNI). Retrieved December 12, 2024, from https://www.ifpni.org/species.htm?id=E77C27FB-1FD8-4D60-8091-074ABC48F984 and Italy.Martinetto, E. (1998). East Asian elements in the Plio-Pleistocene floras of Italy. In Proceedings of the International Symposium on Floristic Character Diversity of East Asian Plants (pp. 71-87). Berlin, Germany: Springer‐Verlag.
Description It is an aquatic herbMartinetto, E., Festa, C., 2013. Frutti e semi fossili del Biellese. DocBi Studi e ricerche sul Biellese 2013, 169-188.. with globose, 8mm long, and 8 mm wide seeds. The testa has nodules.
Taxonomy It was first published as Euryale nodulosa by Clement Reid and Eleanor Mary Reid in 1915.Reid, Clement, & Reid, Eleanor Mary. (1915). The Pliocene floras of the Dutch-Prussian border. M. Nijhoff. https://www.biodiversitylibrary.org/page/38317017 It has been proposed to place it in a separate genus Pseudoeuryale as Pseudoeuryale nodulosa published by Andrei Grigorievich Negru in 1979.Pseudoeuryale nodulosa (C. Reid, E. Reid) A.G. Negru (n.d.). The International Fossil Plant Names Index (IFPNI). Retrieved December 12, 2024, from https://www.ifpni.org/species.htm?id=037D9098-E94F-4519-BB47-544A6B304401 It has also been viewed as a synonym of Euryale europaea by Kirchheimer,Kirchheimer, F. (1957). Die Laubgewächse der Braunkohlenzeit: mit einem kritischen Katalog ihrer Früchte und Samen. p. 621. Deutschland: W. Knapp. which was rejected by Martinetto.
Distribution It occurred in the Netherlands,Manchester, S. R., CHEN, Z. D., LU, A. M., & Uemura, K. (2009). Eastern Asian endemic seed plant genera and their paleogeographic history throughout the Northern Hemisphere. Journal of Systematics and Evolution, 47(1), 1-42. and in Italy.Ucchesu, M., Martinetto, E., Sarigu, M., Orrù, M., Bornancin, M., & Bacchetta, G. (2024). Morphological Characterization of Fossil Vitis L. Seeds from the Gelasian of Italy by Seed Image Analysis. Plants, 13(10), 1417.
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