Three new species of Burmeistera (Campanulaceae-Lobelioideae) from Colombia Javier Garzón VenegasJorge Mario Vélez PuertaFavio González OriginalPaper 20 June 2013 Pages: 119 - 127
A synopsis of the Juncus hesperius group (Juncaceae, Juncotypus) and their hybrids in western North America Peter F. Zika OriginalPaper 20 June 2013 Pages: 128 - 141
A new species and a new synonym of Begonia from Bolivia Mark C. Tebbitt OriginalPaper 20 June 2013 Pages: 142 - 147
A new species of Mimosa sect. Mimosa (Leguminosae, Mimosoideae) from Southern Brazil Matias MoralesJuliana Santos-SilvaOsmar S. Ribas OriginalPaper 20 June 2013 Pages: 148 - 153
Taxonomy and nomenclature of the neotropical Machaerium hirtum complex (Leguminosae, Papilionoideae) Fabiana Luiza Ranzato FilardiHaroldo Cavalcante De LimaÂngela Lúcia Bagnatori Sartori OriginalPaper 20 June 2013 Pages: 154 - 170
Miconia galeiformis and Miconia neei (Miconieae: Melastomataceae), two new species from Bolivia Janelle M. BurkeFabián A. Michelangeli OriginalPaper 20 June 2013 Pages: 171 - 180
A new species of Drymonia (Gesneriaceae) from the eastern slopes of the Ecuadorian Andes John L. Clark OriginalPaper 20 June 2013 Pages: 181 - 185
Novae Gesneriaceae Neotropicarum XVIII: Columnea carinata, a new species of Gesneriaceae from northwestern Ecuador John L. ClarkLaurence E. Skog OriginalPaper 20 June 2013 Pages: 186 - 190
Four new species of genus Cordia (Cordiaceae, Boraginales) from Brazil María Natividad Sánchez de StapfTânia Regina dos Santos Silva OriginalPaper 20 June 2013 Pages: 191 - 199
Carex fumosimontana (Cyperaceae), a new endemic from the Great Smoky Mountains National Park, North Carolina and Tennessee Dwayne Estes OriginalPaper 20 June 2013 Pages: 200 - 207
Taxonomy of Quercus crassifolia (Fagaceae) and morphologically similar species in Mexico M. Lucía VázquezKevin C. Nixon OriginalPaper 20 June 2013 Pages: 208 - 227
Pseudosasa xishuangbannaensis (Poaceae: Bambusoideae: Arundinarieae), a new species from Yunnan, China Yu-Xiao ZhangJimmy K. TriplettDe-Zhu Li OriginalPaper 20 June 2013 Pages: 228 - 231
Structural cladistic study of Cocoseae, subtribe Attaleinae (Arecaceae): Evaluating taxonomic limits in Attaleinae and the neotropical genus Syagrus Larry R. NoblickWilliam J. HahnM. Patrick Griffith OriginalPaper 20 June 2013 Pages: 232 - 261
Anatomy of scapes, bracts, and leaves of Paepalanthus sect. Diphyomene (Eriocaulaceae, Poales) and its taxonomic implications Paula Gabriela Mota AlvesVera Lucia ScatenaMarcelo Trovó OriginalPaper 20 June 2013 Pages: 262 - 272
