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 Croton betiokensis var. haplostylis Radcl.-Sm., Gen. Croton Madag. Comoro 102. 2016 Type . Madagascar . Prov. Fianarantosoa: Ihosy-Ivohibe , 21 Dec 1965 , J. Peltier & M. Peltier 5534 ( holotype : P [P00154466]!) . Notes. This is a very scrappy specimen, making it difficult to determine what it may be. It does not appear to belong to Croton betiokensis , which is confined to southern Toliara Province.