Calliandra bifoliolata (Leguminosae, Mimosoideae), a new species from Chiapas, Mexico, with notes on C. brenesii, C. grandifolia, and C. laevis Andrés Ernesto Ortiz-RodriguezHéctor M. HernándezMiguel Angel Perez-Farrera OriginalPaper 13 February 2015 Pages: 175 - 179
Ecclinusa campinae (Sapotaceae), a new species from the Middle Rio Negro region, Amazonas, Brazil Mário Henrique Terra-AraujoFlavio Magalhães CostaAlberto Vicentini OriginalPaper 13 February 2015 Pages: 180 - 184
Serpocaulon ×rojasianum (Polypodiaceae): A new fern hybrid from Costa Rica José Miguel Chaves-FallasRobbin C. MoranFederico Oviedo-Brenes OriginalPaper 21 February 2015 Pages: 185 - 190
The fern genus Polybotrya (Dryopteridaceae) in the Atlantic Forest of Brazil, with the description of a new species Bianca Kalinowski CanestraroPaulo Henrique Labiak OriginalPaper 27 March 2015 Pages: 191 - 215
Erratum to: The fern genus Polybotrya (Dryopteridaceae) in the Atlantic Forest of Brazil, with the description of a new species Bianca Kalinowski CanestraroPaulo Henrique Labiak Erratum 08 May 2015 Pages: 216 - 220
Two new yellow-flowered tuberous species of Begonia (Begoniaceae) from Bolivia Mark C. Tebbitt OriginalPaper 14 July 2015 Pages: 221 - 226
Chusquea gibcooperi (Poaceae: Bambusoideae: Bambuseae: Chusqueinae), a new species endemic to Mexico Eduardo Ruiz-SanchezTeresa Mejía-SaulésLynn G. Clark OriginalPaper 03 July 2015 Pages: 227 - 232
Two new species of Disteganthus (Bromeliaceae) from Suriname and French Guiana Julián Aguirre-SantoroFabián Michelangeli OriginalPaper 03 July 2015 Pages: 233 - 242
Three new species of Bunchosia (Malpighiaceae): B. cuscana, B. hedraiophylla, and B. neillii William R. AndersonChristiane Anderson OriginalPaper 15 July 2015 Pages: 243 - 249
A phenetic analysis of the Bakeridesia integerrima complex (Malvaceae) Aliya A. DonnellPhilip D. CantinoHarvey E. Ballard Jr. OriginalPaper 14 May 2015 Pages: 250 - 271
A new combination and lectotypification for a Cuban Polystichopsis (Dryopteridaceae) Carlos Sánchez OriginalPaper 03 July 2015 Pages: 272 - 272