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Stigmaphyllon (Malpighiaceae) in Mexico, Central America, and the West Indies
Vol 16, Page 1
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Two new species of Stigmaphyllon (Malpighiaceae) from South America
Vol 16, Page 49
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Notes on Neotropical Malpighiaceae II
Vol 16, Page 55
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Revisions of Hybochilus and Goniochilus (Orchidaceae)
Vol 16, Page 109
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New species of Echeandia (Liliaceae) from Nueva Galicia
Vol 16, Page 129
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Some Latin American mosses new to science
Vol 16, Page 135
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A new section and species of Sphagnum from Ecuador
Vol 16, Page 141
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Sabah ferns collected by John H. Beaman
Vol 16, Page 189
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Carex sect. Stellulatae (Cyperaceae) in the neotropics
Vol 16, Page 201