VOL. 20
19 June 1995

TABLE OF CONTENTS

Rup Chand 1902-1994, by Carolyn Copeland
pp. 1-2

Revisions of Thryallis (Malpighiaceae), by Christiane Anderson
pp. 3-14

Notes on neotropical Malpighiaceae-V, by William R. Anderson
pp. 15-36

Naturalists and their travels in Mexico: Annotated bibliography and roster of natural history collectors, by Horace R. Burke & Paul A. Fryxell
pp. 37-128

Miscellaneous notes on the genus Sphagnum. 6, by Howard Crum
pp. 129-140

An evaluation of Didymodon ferrugineus, more commonly known as Barbula reflexa, by Howard Crum & Dennis Hall
pp. 141-146

Revision of Odontonema (Acanthaceae) in Mexico, by Thomas F. Daniel
pp. 147-172

Euphorbiacearum sertum Novo-Galicianarum revisarum, by Rogers McVaugh
pp. 173-216.

The Carex lurida group (Cyperaceae) in the neotropics, by A A. Reznicek & M.S. González-Elizondo
pp. 217-230

New species of Leguminosae from Nayarit, Mexico, by Oswaldo Téllez Valdés
pp. 231-238

The chromosomes of Sadleria (Blechnaceae), by Florence S. Wagner
pp. 239-240

Taxonomic notes on the pteridophytes of Hawaii, by Warren H. Wagner, Jr., Forence S. Wagner & Timothy Flynn
pp. 241-260

Benthic marine algae from the Seychelles collected during the R/V Te Vega Indian Ocean Expedition, by Michael J. Wynne
pp. 261-346