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Additional notes on the genus Verbena. V
Volume 16, Page 48
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Notes on Bromeliaceae, XXVII
Volume 16, Page 62
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Additional notes on the genus Verbena. VI
Volume 16, Page 87
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Anacardiaceae: Rhoideae: Astronium
Volume 16, Page 107
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Certamen Melastomataceis XII
Volume 16, Page 169
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Notes on neotropical Euphorbiaceae 3. Synopsis of Caribbean Sapium
Volume 16, Page 393
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Mimosa albida and its varieties
Volume 16, Page 435
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Undescribed species and notes on other plants from Middle America
Volume 16, Page 442
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A new combination in Vriesea (Bromeliaceae)
Volume 16, Page 457
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A list of localities botanized in Panama
Volume 16, Page 467
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Additional notes on the genus Vitex. VI
Volume 16, Page 487