A new species of Eremogone (Caryophyllaceae) from northern Utah and southeastern Idaho, U.S.A. Noel H. HolmgrenPatricia K. Holmgren OriginalPaper 22 March 2011 Pages: 1 - 6
Carapa vasquezii (Meliaceae), a new species from western Amazonia David Kenfack OriginalPaper 22 March 2011 Pages: 7 - 10
Two new species of Myrtaceae (Myrteae) from northern South America Carolyn E. B. ProençaLaura V. S. JenningsEve J. Lucas OriginalPaper 22 March 2011 Pages: 46 - 50
Nothotalisia, a new genus of Picramniaceae from tropical America Wm. Wayt Thomas OriginalPaper 22 March 2011 Pages: 51 - 61
Novedades en Pecluma (Polypodiaceae) Luz Amparo Triana-Moreno OriginalPaper 22 March 2011 Pages: 62 - 65
Ipomoea macdonaldii (Convolvulaceae), una especie nueva del estado de Oaxaca, México Eleazar Carranza González OriginalPaper 22 March 2011 Pages: 66 - 69
Polianthes zapopanensis (Agavaceae), una especie nueva de Jalisco, México Eloy SolanoRamiro Ríos-Gómez OriginalPaper 22 March 2011 Pages: 70 - 74
Stephanbeckia plumosa (Liabeae: Compositae): A new genus and species from southern Bolivia Harold RobinsonV. A. Funk OriginalPaper 22 March 2011 Pages: 75 - 82
Asplenium cornutissimum (Aspleniaceae), a new species from karst caves in Guangxi, China Ri-Hong JiangXian-Chun ZhangYan Liu OriginalPaper 22 March 2011 Pages: 83 - 86
New species of Podandrogyne (Cleomaceae) I. Two species from western Colombia and eastern Panama Theodore S. Cochrane OriginalPaper 22 March 2011 Pages: 87 - 101
A new combination in Aulonemia (Poaceae: Bambusoideae: Bambuseae) based on floral analysis, anatomical features, and distribution Pedro L. VianaTarciso S. FilgueirasElder A. S. Paiva OriginalPaper 22 March 2011 Pages: 102 - 112
Two new species of Boopis (Calyceraceae) from Argentina Lucio Zavala-GalloSilvia DenhamRaúl Pozner OriginalPaper 22 March 2011 Pages: 113 - 117
Una especie nueva del género Croton (Euphorbiaceae) de Guerrero, México Martha Martínez GordilloRamiro Cruz Durán OriginalPaper 22 March 2011 Pages: 118 - 121
Three new species of Croton (Euphorbiaceae s.s.) from the Brazilian Caatinga Daniela S. Carneiro-TorresInês CordeiroRicarda Riina OriginalPaper 22 March 2011 Pages: 122 - 132
Novae Gesneriaceae Neotropicarum XVI: Cremosperma anisophyllum, a new species of Gesneriaceae from the Chocó region of northern Ecuador and southern Colombia John L. ClarkLaurence E. Skog OriginalPaper 22 March 2011 Pages: 133 - 138
Stenogrammitis, a new genus of grammitid ferns segregated from Lellingeria (Polypodiaceae) Paulo H. Labiak OriginalPaper 22 March 2011 Pages: 139 - 149
A new species of Sauvagesia (Ochnaceae) from the Espinhaço range of Minas Gerais, Brazil Domingos Benício Oliveira Silva Cardoso OriginalPaper 22 March 2011 Pages: 150 - 155
Taxonomy, distribution and emended description of the neotropical genus Lophogyne (Podostemaceae) Claudia Petean BoveC. Thomas PhilbrickWilson J. E. M. Costa OriginalPaper 22 March 2011 Pages: 156 - 160
