A Nomenclator of Croton (Euphorbiaceae) in Madagascar, the Comoros Archipelago, and the Mascarene Islands Author Berry, Paul E. Herbarium, Department of Ecology and Evolutionary Biology, University of Michigan, 3600 Varsity Drive, Ann Arbor, Michigan 48108, U. S. A. peberry@umich.edu Author Kainulainen, Kent Herbarium, Department of Ecology and Evolutionary Biology, University of Michigan, 3600 Varsity Drive, Ann Arbor, Michigan 48108, U. S. A. Author Ee, Benjamin W. van Department of Biology, Universidad de Puerto Rico, Recinto Universitario de Mayagueez, Mayagueez, PR 00680, Puerto Rico, U. S. A. text PhytoKeys 2017 2017-11-15 90 1 87 http://dx.doi.org/10.3897/phytokeys.90.20586 journal article http://dx.doi.org/10.3897/phytokeys.90.20586 1314-2003-90-1 80067D29FFFB7D34FF80E95D553F4254 1138341 106. Croton radiatus P.E.Berry & Kainul., Candollea 71: 339. 2016 [23 Nov 2016] Croton dasygyne Radcl.-Sm., Gen. Croton Madag. Comoro 19. 2016 [23 Dec 2016], syn. nov. Type. Madagascar. Prov. Toamasina: Chutes du Maningory, Lac Alaotra, s.d., Herb. Jard. Bot. Tan. 3769 (S-39) (holotype: P [P00131514]!). Type . Madagascar . Prov. Toamasina : Alaotra-Mangoro Region , Moramanga District , Commune Ambohibary , Fokontany Ampitambe , foret Sahaevo , 18°49'59"S , 48°17'47"E , 1118 m , 11 Dec 2006 , J. Razanatsoa & T. Marcellin 279 ( holotype : MICH [MICH1458525]!; isotypes: MO!, TAN!) . Habit and distribution. Shrubs; eastern montane forests of Madagascar (Toamasina).