Benstonea Callm. & Buerki (Pandanaceae): characterization, circumscription, and distribution of a new genus of screw-pines, with a synopsis of accepted species Author Callmander, Martin W. Missouri Botanical Garden, P. O. Box 299, St. Louis, MO, 63166 - 0299, U. S. A. and Conservatoire et Jardin botaniques de la Ville de Genève, CP 60, CH- 1292 Chambésy, Switzerland. martin.callmander@mobot.org Author Lowry Ii, Porter P. Missouri Botanical Garden, P. O. Box 299, St. Louis, MO, 63166 - 0299, U. S. A. and Département Systématique et Evolution (UMR 7205), Muséum National d’Histoire Naturelle, case postale 39, rue Cuvier 57, 75231 Paris (Cedex) 05, France. Author Forest, Félix JodrellLaboratory, Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 DS, United Kingdom. Author Devey, Dion S. JodrellLaboratory, Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 DS, United Kingdom. Author Beentje, Henk Herbarium, Library, Art & Archives, Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 DS, United Kingdom. Author Buerki, Sven JodrellLaboratory, Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 DS, United Kingdom. text Candollea 2012 2012-12-01 67 2 323 345 journal article 10.15553/c2012v672a12 2235-3658 5790002 49. Benstonea unguiculata (Ridl.) Callm. & Buerki , comb. nova. ≡ Pandanus unguiculatus Ridl., Mat. Fl. Malay. Penins. 2: 229. 1907 . Typus: MALAYSIA . Selangor (Peninsular Malaysia): Gunung Kutu , V.1896 , Ridley 7659 ( holo- : SING [ SING00 59105 ]!). Distribution and ecology . – Benstonea unguiculata is endemic to lowland rainforests of Peninsular Malaysia from sea levelto 1500 m ( STONE, 1978 ).