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Materials toward a monograph of the genus Lippia. IX
Vol 13, Page 1, Date 1966
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Notes on Brazilian Cyperaceae--I
Vol 13, Page 36, Date 1966
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Distribution of Juncus in Illinois
Vol 13, Page 44, Date 1966
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Certamen Melastomataceis X
Vol 13, Page 65, Date 1966
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Notes on Bromeliaceae, XXIII
Vol 13, Page 84, Date 1966
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Materials toward a monograph of the genus Lippia. X
Vol 13, Page 162, Date 1966
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Materials toward a monograph of the genus Lippia. XI
Vol 13, Page 169, Date 1966
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Additional notes on the genus Verbena. I
Vol 13, Page 179, Date 1966
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Notes on Lauraceae of tropical America. I. The generic status of Nectandra, Ocotea and Pleurothyrium
Vol 13, Page 221, Date 1966
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Notes on tropical American Lauraceae. n. Costa Rica
Vol 13, Page 232, Date 1966
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Systematic notes on Micronesian plants. 2
Vol 13, Page 233, Date 1966
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Additional notes on the genus Verbena. II
Vol 13, Page 243, Date 1966
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Additional notes on the genus Citharexylum. II
Vol 13, Page 277, Date 1966
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Grafia, a new genus of orchids
Vol 13, Page 305, Date 1966
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A problem in Dendrobium
Vol 13, Page 307, Date 1966
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Notes on Bulbophyllum 1
Vol 13, Page 308, Date 1966
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Additional notes on the genus Citharexylum. III
Vol 13, Page 310, Date 1966
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Additional Notes on the Genus Aegiphila. XVII
Vol 13, Page 318, Date 1966
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Additional notes on the genus Lippia. I
Vol 13, Page 343, Date 1966
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A new Karwinskia [K. colombiana] (Rhamnaceae) from northern Colombia
Vol 13, Iss 6, Page 377, Date 1966
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Notas sobre la flora de Colombia y paises vecinos
Vol 13, Page 379, Date 1966
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Additional materials toward a monograph of the genus Callicarpa. I
Vol 13, Page 401, Date 1966
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Two new species of Lippia [L. culmenicola, L. michoecana]
Vol 13, Iss 6, Page 445, Date 1966
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Yes, thank you; we love ferns
Vol 13, Page 449, Date 1966
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Notes on Bromeliaceae, XXIV
Vol 13, Page 454, Date 1966
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Additional materials toward a monograph of the genus Callicarpa. II
Vol 13, Page 466, Date 1966