Lectotypifications and a new combination in western North American Cleomaceae Patrica K. Holmgren Articles Pages: 103 - 106
A new variety of Draba pedicellata and a lectotype for D. cusickii (Brassicaceae) Noel H. Holmgren Articles Pages: 107 - 114
Three new species of ferns (Woodsiaceae and Polypodiaceae) from Mexico John T. MickelJ. Daniel Tejero-Díez Articles Pages: 115 - 120
Asplenium (sect. Hymenasplenium) basiscopicum, a new species from Bolivia Robbin C. MoranMichael A. Sundue Articles Pages: 124 - 127
Tigridia amatlanensis (Tigridieae: Iridaceae), a new species from Oaxaca, Mexico Aaron RodriguezAbisai Garcia-Mendoza Articles Pages: 128 - 131
A noteworthy new species of Tovomita (Clusiaceae) from Amazonian white sand forests of Peru and Colombia Roosevelt García-VillacortaBarry E. Hammel Articles Pages: 132 - 135
Notes on red oaks (Quercus sect. Lobatae) in eastern Mexico, with description of a new species, Quercus hirtifolia M. Lucia VázquezS. Valencia A.K. C. Nixon Articles Pages: 136 - 142
A new species of Heteropterys (Malpighiaceae) from the semideciduous forests of Bahia, Brazil André M. Amorim Articles Pages: 143 - 146
A new species of Pilocarpus (Rutaceae) from northern Brazil Ladislau Araújo SkorupaJosé Rubens Pirani Articles Pages: 147 - 150
Edible and poisonous mushrooms of the world By Ian R. Hall, Steven L. Stephenson, Peter K. Buchanan, Wang Yun, Anthony L. J. Cole. 2003 Roy E. Halling Book Review Pages: 150 - 150
Two new species of Charianthus (Melastomataceae: Miconieae) from the Lesser Antilles Darin S. PenneysWalter S. Judd Articles Pages: 151 - 158
Rediscovery of Ossaea alloeotricha, an endemic of the high-elevation Massif de la Hotte, Haiti, and its transfer to Miconia (Melastomataceae: Miconieae) Walter S. JuddDarin S. PenneysJames D. Skean Articles Pages: 159 - 165
The subgeneric nomenclature for the herbaceous-stemmed Smilax species (Smilacaceae) of North America Robert L. Wilbur Articles Pages: 166 - 168
Phylogenetic relationships of three genera in Anacardiaceae: Bonetiella, Pseudosmodingium, and Smodingium Carlos Aguilar-OrtigozaVictoria SosaGuillermo Angeles Articles Pages: 169 - 184
Phylogenetic relationships and morphological patterns in Graptopetalum (Crassulaceae) Raúl Acevedo-RosasVictoria SosaFrancisco G. Lorea Articles Pages: 185 - 194
“A region of astonishing beauty”: The botanical exploration of the rocky mountains. Roger L. Williams James L. Reveal Book Review Pages: 195 - 197