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Papers included in this volume are listed below
Flavonoid Chemistry and the Taxonomy of Cycads
The present study contributes a taxonomic revision of the 29 species of Venezuelan Ruellia
This treatment recognizes five of the previously described 27 species
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A Revision of the Genus Arcytophyllum (Rubiaceae: Hdyotideae.) Mem (60) NYBG PRESS Papers included in this volumeArcytophyllum is a neotropical genus of erect shrubs and prostrate subshrubs containing 15 species. The genus occurs commonly at higher elevations in the Andes of South America from Venezuela to Peru and Bolivia, and in the mountains of Panama and Costa Rica in Central America. This volume sets out a new infraspecific interpretation of Arcytophyllum. Several new synonymies are presented, as well as a key to the entire genus. A history of the genus,
