The fern genus Oreogrammitis (Grammitidoideae: Polypodiaceae) re-defined Author Parris, Barbara S. Fern Research Foundation, 21 James Kemp Place, Kerikeri, Bay of Islands, New Zealand 0230 Author Sundue, Michael A. The Pringle Herbarium, Dept. of Plant Biology, 111 Jeffords Hall, 63 Carrigan Dr., University of Vermont, Burlington, Vermont 05405, USA text Phytotaxa 2020 2020-03-16 436 1 45 54 http://dx.doi.org/10.11646/phytotaxa.436.1.4 journal article 10.11646/phytotaxa.436.1.4 1179-3163 13874603 17. Oreogrammitis holttumii (Copel.) Parris & Sundue , comb. nov. Based on Grammitis holttumii Copel., Univ. Calif. Publ. Bot. 18: 224 (1942). Type :— MALAYSIA . Peninsular Malaysia : Pahang , 4800 ft , 3 April 1930 , Holttum SFN 23384 ( holotype MICH !; isotypes K !, SING !, UC !) . Synonym: Radiogrammitis holttumii (Copel.) Parris, Gard. Bull. Singapore 58: 242 (2007) .