The Annals of the Missouri Botanical Garden, published quarterly since 1914, contains peer-reviewed papers primarily devoted to systematic botany and evolution. The Annals reflect the global mission of the Garden, with contributing authors from the Americas, Africa, Europe, Asia, and Australasia.

CONTENTS OF THE ANNALS OF THE MISSOURI BOTANICAL GARDEN, VOL. 84, NUMBER 2

The Genus Lycianthes (Solanaceae) in Venezuela. Carmen Benitez de Rojas & William G. D`Arcy

Dialypetalanthus fuscescens Kuhlm. (Dialypetalanthaceae): The Problematic Taxonomic Position of an Amazonian Endemic. Frederic Piesschaert, Elmar Robbrecht & Erik Smets

Conspectus of the Genus Palicourea (Rubiaceae: Psychotrieae) with the Description of Some New Species from Ecuador and Colombia. Charlotte M. Taylor

Palynology, Phylogenetic Reconstruction, and Classification of the Afro-Madagascan Genus Aristea (Iridaceae). Peter Goldblatt & Annick Le Thomas

Chromosome Cytology of Iridaceae--Patterns of Variation, Determination of Ancestral Base Numbers, and Modes of Karyotype Change. Peter Goldblatt & Masahiro Takei

Chromosomal Observations on the Alzateaceae (Myrtales). Frank Almeda

Notice

Editor`s Note and Editors of the Annals of the Missouri Botanical Garden