119    Two new species of Sisymbrium (Brassicaceae) from coastal Peru.
M. Weigend and H. Förther

124    Taxonomic notes on Mexican Ruellia (Acanthaceae).
Thomas F. Daniel

128    Two new species of Myrsinaceae from French Guiana.
John J. Pipoly III

134    A synopsis of the neotropical genus Pentaplaris, with remarks on its systematic position within core Malvales.
Clemens Bayer and Laurence J. Dorr

149    The taxonomy of some Swartzieae (Leguminosae, subfam. Papilionoideae) from southeastern Brazil.
Vidal de F. Mansano and Ana M. G. de A. Tozzi

159    A new Acisanthera (Melastomataceae: Melastomeae) from Noel Kempff Mercado National Park, Bolivia.
Frank Almeda

163    A new species of Cestrum (Solanaceae) from the Cordillera Mérida, Venezuela.
Carmen Benítez de Rojas and Neil W. Sawyer

166    West Indian novelties I: a new species of Marsdenia (Asclepiadaceae) from Puerto Rico and a new name for a Jamaican species of Calyptranthes (Myrtaceae).
Pedro Acevedo-Rodríguez

170    Rhodothyrsus, a new genus of Euphorbiaceae from tropical South America.
Hans-Joachim Esser

181    Studies in Annonaceae XXXIII. A revision of Fusaea (Baill.) Saff.
Lars W. Chatrou and Ping He

204    A new species of Sechium sect. Frantzia (Cucurbitaceae, Sicyeae, Sicyinae) from Mexico.
Rafael Lira and Michael Nee

210    Walter Samuel Flory Jr.
Raymond O. Flagg and Gerald L. Smith

214    A synopsis of the family Lissocarpaceae.
Paul E. Berry

217    The Cuban endemic genera Ariadne, Mazaea, Acunaeanthus, Phyllomelia (Rondeletieae), and Eosanthe (Rubiaceae).
Piero G. Delprete

231    The taxonomy of Vaccinium section Myrtillus (Ericaceae).
S. P. Vander Kloet and T. A. Dickinson