Research Staff

Ehoarn Bidault
Research Botanist
Africa and Madagascar

St. Louis address:
Missouri Botanical Garden
4344 Shaw Blvd.
St. Louis, MO 63110
USA
email: ehoarn.bidault@mobot.org

France address:
Muséum National d'Histoire Naturelle
Institut de Systématique, Évolution, et Biodiversité (ISYEB), Unité Mixte de Recherche 7205
18 rue Buffon
75005 Paris
France

Education
Masters degree, Muséum National d'Histoire Naturelle, 2009
Masters degree, Muséum National d'Histoire Naturelle, 2008

Taxonomy, phylogeny and ecology of Podostemaceae and Commelinaceae Floristics and vegetation studies in West and Central Africa Application of floristic and vegetation data to conservation planning and management IUCN Red Listing of African flora Capacity-building in collecting methods, Red Listing and data & image management for databases
Web pages: The threatened plant species of Gabon The threatened plant species of Lofa-Gola-Mano & Nimba

Available upon request

Peer-Reviewed Publications and Scientic Communications
Bidault, E., Traclet, S., Pignal, M., 2022. Novelties in Erythroxylum P.Browne (Erythroxylaceae) from the Comoros Archipelago: two new, range-restricted and threatened species, and notes on the Mount Choungi biogeographical singularity. Adansonia, sér. 3 44, 215–228. https://doi.org/10.5252/adansonia2022v44a21. Lachenaud, O., Bidault, E., 2022. New and little-known species of Englerodendron (Leguminosae-Detarioideae) from Central Africa, with a revised key to the genus. Plecevo 155, 153–164. https://doi.org/10.5091/plecevo.84547. Texier, N., Lachenaud, O., Boupoya, A., Bidault, E., Fadeur, G., Hardy, O., Lowry II, P.P., Stévart, T., 2022. Characteristics and Determinants of Endemic Plant Taxa in the Gabonese Area of Endemism. annals 107, 1–20. https://doi.org/10.3417/2022694. Poncet, R., Lohézic - Le Dévéhat, F., Ferron, S., Hivert, J., Fontaine, C., Picot, F., Bidault, E., Kervran, L., 2021. The genus Ramalina (Ascomycota, Lecanoromycetes, Ramalinaceae) from the Scattered Islands (French Southern and Antarctic Lands), with descriptions of three new species. PFS 66, 211–224. https://doi.org/10.35535/pfsyst-2021-0019. Senterre, B., Lowry, P.P., Bidault, E., Stévart, T., 2021. Ecosystemology: A new approach toward a taxonomy of ecosystems. Ecological Complexity 47, 100945. https://doi.org/10.1016/j.ecocom.2021.100945. Texier, N., Dauby, G., Bidault, E., Lowry, P.P., Ikabanga, D.U., Stévart, T., 2021. An efficient method for defining plant species under High Conservation Value (HCV) criterion 1 based on the IUCN Red List criteria: A case study using species endemic to Gabon. Journal for Nature Conservation 62, 126027. https://doi.org/10.1016/j.jnc.2021.126027. van der Burg, W.J., Bidault, E., 2020. Commelinaceae. Flore du Gabon 55 : 1-87. Margraf Publishers. Bidault, E., van der Burg, W.J., 2019. Novitates Gabonenses 90: Palisota (Commelinaceae) revisited: description of eight new species from Central Africa and notes on the identity of P. satabiei and P. bogneri. Candollea 74, 169–202. https://doi.org/10.15553/c2019v742a7. Sosef, M.S.M., Bidault, E., Boupoya, A., Lachenaud, O., Stévart, T., 2019. Novitates Gabonenses 91: additions to the grass flora of Gabon. Plant Ecology and Evolution 152, 99–105. https://doi.org/10.5091/plecevo.2019.1559. Lachenaud, O., Stévart, T., Boupoya, A., Texier, N., Dauby, G., Bidault, E., 2018. Novitates Gabonenses 88: additions to the flora of Gabon and new records of little-known species. Plant Ecology and Evolution 151, 393–422. https://doi.org/10.5091/plecevo.2018.1365. Boupoya, A., Bidault, E., 2018. Ceratophyllaceae. Flore du Gabon 52 : 2-6. Margraf Publishers. Byng, J.W., Smets, E.F., van Vugt, R., Bidault, E., Davidson, C., Kenicer, G., Chase, M.W., & Christenhusz, M.J.M., 2018. The phylogeny of angiosperms poster : a visual summary of APG IV family relationships and floral diversity, in Byng, J.W., Christenhusz, M.J.M. (Eds.), 2018. The Global Flora. Introduction. The Global Flora, a practical flora to vascular plant species of the world 1, 1–35. Deroin, T., Bidault, E., 2017. Floral anatomy of Pseudartabotrys Pellegrin (Annonaceae), a monospecific genus endemic to Gabon. Adansonia ser. 3. 39, 111–123. https://doi.org/10.5252/a2017n2a2. Texier, N., Stévart, T., Bidault, E. & Rainbio Consortium 2017. Towards an endemism map of Gabon: new insights from recent databasing efforts. Poster presentation at 21^st Congress of AETFAT, Nairobi, Kenya. Bidault, E., Hivert, J., Gigord, L., Boullet, V. & Pignal, M. 2017. Flora of the French Îles Eparses: a first exhaustive characterization. Poster presentation at 21^st Congress of AETFAT, Nairobi, Kenya. Bidault, E., Stévart, T. Barbier, N., Boupoya, A., Viennois, G., Lachenaud, O., Teillier, L., Texier, N. & Vande weghe, J.P. 2017. Developing the High Conservation Value concept in Gabon: the lower Ogooué basin case study. Oral presentation at 21^st Congress of AETFAT, Nairobi, Kenya. Bidault E., Lowry II P.P., Stévart T. 2016. Polystachya orophila (Orchidaceae, Polystachynae), a new species from tropical West Africa, and clarification on the nomenclature and taxonomy of P. microbambusa. Phytotaxa 260(3): 247–257. Sonké, B., Bidault, E., & Droissart, V. 2015. Synonopsis of the genus Massularia (Rubiaceae) with a new species from Central Africa. Phytotaxa 203(3): 267–270. Bidault, E., Walters, G., Dauby, G., Boupoya, A., Lachenaud, O., Sosef, M., Wieringa, J., Breteler, F., Deblauwe, V., Ikabanga, D.U., Ngagnia Ndjabounda, E.C., & Stévart, T. 2014. Documenting areas of endemism in Gabon: preliminary results of a 5-year project. Oral presentation at 20^th Congress of AETFAT, Stellenbosch, South Africa. January 13-17, 2014. Bidault, E., Rouhan, G., Viscardi, G., Loup, C., Yahaya, I., Abderamane, A.M., & Pignal, M. 2014. L’archipel des Comores, un archipel riche, méconnu et menacé. Poster presentation at 20^th Congress of AETFAT, Stellenbosch, South Africa. January 13-17, 2014. Sonké, B., Bidault, E., & Droissart, V. 2014. Synonopsis of the genus Massularia (Rubiaceae) with a new species from Central Africa. Poster presentation at 20^th Congress of AETFAT, Stellenbosch, South Africa. January 13-17, 2014. Stévart, T., Dauby, G., Barbier, N., Bidault, E., Sonké, B., Droissart, V., Ploton, P., Boupoya, A., & Lowry, P.P. 2014. A mega floristic and vegetation survey of a 10 x 20 km block of Gabonese coastal forest. Oral presentation at 20^th Congress of AETFAT, Stellenbosch, South Africa. January 13-17, 2014. Phillipson, P.B., Allen, B., Bidault, E., Bilivogui, D., Diabaté, M., Jongkind, C.C.H., Lerat, E., Lowry, P.P., Mas, C., McPherson, G., Serein, J.-Y., Stévart, T. 2014. Botanical inventory of the Nimba Mountains. Poster presentation at 20^th Congress of AETFAT, Stellenbosch, South Africa. January 13-17, 2014. Labat, J-N., Bidault, E., & Viscardi, G., 2011. - Une nouvelle espèce de Foetidia (Lecythidaceae sous-famille Foetidioideae) récemment découverte à Mayotte, Archipel des Comores. Adansonia 33(2), 2011. Bidault, E., 2010 - De nouvelles données pour la modélisation de niches écologiques, l'apport des collections d'herbiers et des données ATLAS. Conférence sur la Flore Menacée de l’Outre-Mer Français, décembre 2010, Conservatoire Botanique National de Mascarin, Poster.
Books and Book Chapters
Vande weghe, J.P. & Bidault, E. 2017. Les populations humaines in Vande weghe, J.P. & Stévart, T. (éd) Le delta de l’Ogooué. Agence Nationale des Parcs Nationaux, Libreville, Gabon, 324 pp. Bidault, E., Lachenaud, O. & Stévart, T. 2017. La flore in Vande weghe, J.P. & Stévart, T. (éd) Le delta de l’Ogooué. Agence Nationale des Parcs Nationaux, Libreville, Gabon, 324 pp. Boupoya, A., Bidault, E. & Stévart, T. 2017. La végétation du bas Ogooué in Vande weghe, J.P. & Stévart, T. (éd) Le delta de l’Ogooué. Agence Nationale des Parcs Nationaux, Libreville, Gabon, 324 pp. Vande weghe, J.P., Bidault E., Stévart T. 2016. Les plantes à fleurs du Gabon. Une introduction à la flore des angiospermes. Agence Nationale des Parcs Nationaux, Libreville, Gabon, 792 pp.