Reinstatement of the endemic New Caledonian genus Thiollierea Montrouz. (Rubiaceae) necessitated by the polyphyly of Bikkia Reinw. as currently circumscribed Laure BARRABÉ Institut de Recherche pour le Développement, UMR AMAP, Laboratoire de Botanique et d’Écologie végétale appliquées, Herbarium NOU, BPA5, F-98848 Nouméa (New Caledonia)
[email protected] Arnaud MOULY Université de Franche-Comté, UMR CNRS 6249 Chrono-Environnement, IUFM de Franche-Comté, 16 route de Gray, F-25030 Besançon (France)
[email protected] Porter P. LOWRY II Missouri Botanical Garden, P.O. Box 299, St. Louis, MO, 63166-0299 (USA)
[email protected] and Muséum national d’Histoire naturelle, Département Systématique et Évolution, UMR 7205, case postale 39, 57 rue Cuvier, F-75231 Paris cedex 05 (France)
[email protected] Jérôme MUNZINGER Institut de Recherche pour le Développement, UMR AMAP, Laboratoire de Botanique et d’Écologie végétale appliquées, Herbarium NOU, BPA5, F-98848 Nouméa (New Caledonia)
[email protected] Barrabé L., Mouly A., Lowry II P. P. & Munzinger J. 2011. — Reinstatement of the endemic New Caledonian genus Thiollierea Montrouz. (Rubiaceae) necessitated by the polyphyly of Bikkia Reinw. as currently circumscribed. Adansonia, sér. 3, 33 (1) : 115-134. DOI: 10.5252/ a2011n1a8. ABSTRACT Th e genus Bikkia Reinw. as currently circumscribed comprises 20 species dis- tributed throughout the western Pacifi c Ocean, with a center of diversity in New Caledonia (11 species, all but one endemic). Two recent phylogenetic studies based respectively on molecular and morphological data have shown that Bikkia s.l. is polyphyletic, comprising two lineages: coastal Bikkia from the western Pacifi c (including the type species of the genus, B.