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 27. Croton boiteaui Leandri, Adansonia, ser . 2, 10: 313. 1970 Croton mavoravina var. concinnus Radcl.-Sm., Gen. Croton Madag. Comoro 31. 2016, syn. nov. Type. Madagascar. Prov. Toliara: environs d'Ampandrandava , entre Bekily et Tsivory, 1000 m, Nov 1942, Herbier du Jardin Botanique de Tananarive 5730 (holotype: P [P00154405]!). Type . Madagascar . Prov. Toliara : environs de Bekily , 12 Oct 1966 , P. Boiteau 384 ( lectotype , designated here: P [P00312385]!; isolectotypes: P [P00131001]!, P [P00131002]!) . Habit and distribution. Shrubs; southern Madagascar (Toliara).