Elatine major A.Braun (1824:83)
Taxonomy & Nomenclature
Synonyms: Hydropiper majus (A.Braun) Fourr. in Ann. Soc. Linn. Lyon, n.s., 16: 349 (1868); Elatine hexandra subsp. major (A.Braun) Arcang. in Comp. Fl. Ital.: 114 (1882); Potamopitys major (A.Braun) Kuntze in Revis. Gen. Pl. 1: 58 (1891); Elatine paludosa subsp. major (A.Braun) Bonnier & Layens in Tabl. Syn. Pl. Vasc. France: 53 (1894), nom. illeg. homonym. post.; Elatine hydropiper proles major (A.Braun) Rouy & Foucaud in Fl. France 3: 326 (1896); Elatine hexandra proles major (A.Braun) Rouy & Foucaud in Fl. France 3: 326 (1896)
Conservation Status
Invalid (synonym of E. hydropiper) (Uotila, 2009; Popiela et al., 2012; POWO, 2026; WFO, 2026)
Last record: 1936 (Thiery, 2022)
Rediscovered in: 2010-2022 (Jauzein, 2016; Thiery, 2022)
Distribution & Habitat
Fontainebleau forest, France
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Braun, A. (1824). Observationes quaedam in Elatines species, pp. 81-84. In: Sylloge plantarum novarum I, Societate Regia Botanica Ratisbonensi.
Other references:
Govaerts, R. (2001). World Checklist of Seed Plants Database in ACCESS Genera starting with letter E-F: 1-50919. [as Elatine hydropiper]
Jauzein, P. (2016). Contribution à la connaissance du genre Elatine L. en France; réhabilitation de E. major Braun. J. Bot. Soc. Bot. France 72: 69-79.
Popiela, A., Lysko, A. R., Wieczorek, A. and Molnár, A. V. (2012). The distribution of Elatine hydropiper L. (Elatinaceae). Acta Societatis Botanicorum Poloniae 81(2): 137-143. https://doi.org/10.5586/asbp.2012.009
POWO. (2026). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 14 August 2026]
Thiery, François. (2022). Elatine major Braun, redécouverte d’un taxon méconnu et oublié en forêt de Fontainebleau. Carnets botaniques 110: 1-6.
Uotila, Pertti. (2009). Lectotypifications in Elatine (Elatinaceae) and some taxonomic remarks. Annales Botanici Fennici 2009 46(2): 90-94. https://doi.org/10.5735/085.046.0202
Virot, R. (1938). Sur la réapparition des Elatinées en forêt de Fontainebleau. Bulletin de l’Association des naturalistes de la vallée du
Loing 21: 90-92.
WFO. (2026). Elatine major A.Braun. Published on the Internet. Available at: https://www.worldfloraonline.org/taxon/wfo-0000665354 [Accessed on 14 August 2026]
Stigmaphyllon gymnopodum (Guillaumin) C.E.Anderson (2011:87)
Taxonomy & Nomenclature
Synonym/s: Ryssopterys gymnopoda Guillaumin in Bull. Soc. Bot. France 79: 516 (1932)
Conservation Status
Missing (Amice et al., 2025)
Last record: 1966 (Amice et al., 2025)
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution & Habitat
Basse Vallée de Thio, eastern Grande Terre, New Caledonia
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Amice, R., Bruy, D., Cazé, H., Garnier, D., Laudereau, C., Mandaoué, L., Eltabet, N. and Vandrot, H. (2025). Stigmaphyllon gymnopodum. The IUCN Red List of Threatened Species 2025: e.T268084314A268270946. https://dx.doi.org/10.2305/IUCN.UK.2025-1.RLTS.T268084314A268270946.en. Accessed on 12 August 2026.
Anderson, C. (2011). Revision of Ryssopterys and transfer to Stigmaphyllon (Malpighiaceae). Blumea - Biodiversity, Evolution and Biogeography of Plants 56(1): 73-104.
Munzinger, J., Morat, Ph., Jaffré, T., Gâteblé, G., Pillon, Y., Rouhan, G., Bruy, D., Veillon, J.-M. and Chalopin, M. (2025 [continuously updated]). FLORICAL: Checklist of the vascular indigenous flora of New Caledonia.
POWO. (2026). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 12 August 2026]
Linum goulimyi Rech.f. (1956:96)
Taxonomy & Nomenclature
Conservation Status
Missing (Trigas, 2025)
Last (and only) record: 1955 (Trigas, 2025)
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution & Habitat
Euboea (=Evia), Greece
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Dimopoulos, P., Raus, T., Bergmeier, E., Constantinidis, T., Iatrou, G., Kokkini, S., Strid, A. and Tzanoudakis, D. (2013). Vascular plants of Greece. An annotated checklist: 1-372. Botanic gardens and botanical museum Berlin-Dahlem, Berlin and Hellenic botanical society, Athens.
POWO. (2026). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 12 August 2026]
Trigas, P. (2025). Linum goulimyi. The IUCN Red List of Threatened Species 2025: e.T230575951A230588343. https://dx.doi.org/10.2305/IUCN.UK.2025-1.RLTS.T230575951A230588343.en. Accessed on 12 August 2026.
Tutin, T. G. et al. (eds.). (1968). Flora Europaea 2: 1-469. Cambridge University Press. [as Linum elegans]
Agatea lecointei Munzinger (2001:93)
Taxonomy & Nomenclature
Synonym/s: Corynostylis lecointei (Munzinger) Byng & Christenh. in Global Fl. 4: 127 (2018)
Conservation Status
Missing (Amice et al., 2025)
Last (and only) record: 20 May 1977 (Amice et al., 2025 [as 1977]; Munzinger, 2025)
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution & Habitat
northwest Grande Terre, New Caledonia
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Munzinger, J. (2001). Two new species of Agatea (Violaceae) endemic to New Caledonia, with some taxonomic notes and a key to New Caledonian species. Botanical Journal of the Linnean Society 137(1): 91-97.
Other references:
Amice, R., Bruy, D., Cazé, H., Fleurot, D., Garnier, D., Hequet, V., Lagrange, A., Lannuzel, G., Laudereau, C., McCoy, S. and Vandrot, H. (2025). Agatea lecointei. The IUCN Red List of Threatened Species 2025: e.T268275276A268502936. https://dx.doi.org/10.2305/IUCN.UK.2025-1.RLTS.T268275276A268502936.en. Accessed on 11 August 2026.
Munzinger, J., Morat, Ph., Jaffré, T., Gâteblé, G., Pillon, Y., Rouhan, G., Bruy, D., Veillon, J.-M. and Chalopin, M. (2025 [continuously updated]). FLORICAL: Checklist of the vascular indigenous flora of New Caledonia. http://publish.plantnet-project.org/project/florical
POWO. (2026). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 11 August 2026]
Adenia gedoensis W.J.de Wilde (1971:62)
Taxonomy & Nomenclature
Conservation Status
Missing (Roberts & Feseha, 2025)
Last record: 1968 (wild) (Roberts & Feseha, 2025); 1970's (cultivation) (de Wilde, 1972; Roberts & Feseha, 2025)
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution & Habitat
Ethiopia
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
de Wilde, W. J. J. O. (1971). A monograph of the genus Adenia Forsk. (Passifloraceae). Mededelingen Landbouwhogeschool, Wageningen, Netherlands.
Other references:
de Wilde, W. J. J. O. (1972). Additional notes on Ethiopian Adenia (Passifloraceae). Acta Botanica Neerlandica 21(5): 560-566.
de Wilde, W. J. J. O. and Gilbert, M. G. (1995). Passifloraceae. In: S. Edwards, M. Tadesse and I. Hedberg (eds), Flora of Ethiopia and Eritrea, pp. 6-16. Addis Ababa University and Uppsala University, Addis Ababa and Uppsala.
Edwards, S., Tadesse, M. and Hedberg, I. (eds.). (1995). Flora of Ethiopia and Eritrea 2(2): 1-456. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
Friis, I., Demissew, S. and Breugel, P. V. (2010). Atlas of the potential vegetation of Ethiopia. Det Kongelige Danske Videnskabernes Selskab 58: 1-307.
Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 529. MIM, Deurne.
Hultine, K., Grady, K., Wood, T., Shuster, S., Stella, J. and Whitham, T. (2016). Climate change perils for dioecious plant species. Nature Plants 2: 16109.
POWO. (2026). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 11 August 2026]
Roberts, A. and Feseha, Tesfanesh. (2025). Adenia gedoensis. The IUCN Red List of Threatened Species 2025: e.T220996923A221000351. https://dx.doi.org/10.2305/IUCN.UK.2025-2.RLTS.T220996923A221000351.en. Accessed on 11 August 2026.
Tognetti, R. (2012). Adaptation to climate change of dioecious plants: does gender balance matter? Tree Physiology 32(11): 1321-1324.