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NOTES ON ALISMATACEAE-M
Vol 20, Page 1
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Additional notes on the Eriocaulaceae. XXX
Vol 20, Page 4
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PLANTS OF THE CERRADO VEGETATION OF BRAZIL
Vol 20, Page 57
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Notes on new and noteworthy plants. LII
Vol 20, Iss 2, Page 78
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ADDITIONAL NOTES ON THE ERIOCAULACEAE-M PART 31
Vol 20, Page 81
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Notes on Bromeliaceae. XXXI. Key to Tillandsia and simulators
Vol 20, Page 121
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A revision of the moss genus, Trichostomopsis
Vol 20, Page 184
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Two new taxa in Taxas Hymenoxys [H. turneri, II. scaposa var. argyrocaulon] (Compositae)
Vol 20, Iss 3, Page 192
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Studies in the Eupatoricae (Compositae). XXVIII. The genus Praxelis
Vol 20, Iss 3, Page 193
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Studies in the Eupatorieae (Compositae)---XXIX. The genus Chromolaena
Vol 20, Page 196
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Studies in the Eupatoricae (Compositae). XXX. The genus Ayapana
Vol 20, Iss 3, Page 210
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Studies in the Eupatorieae (Compositae)---XXXI. A new genus Polyanthina
Vol 20, Page 213
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NOTES ON FLORIDA AND WEST INDIAN ORCHIDS-M
Vol 20, Page 217
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Iconographia Cyperacearum III
Vol 20, Iss 4, Page 218
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Taxonomic notes on the Eriocaulaceae and Verbenaceae
Vol 20, Iss 4, Page 242
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ADDITIONAL NOTES ON THE ERIOCAULACEAE-M PART 32
Vol 20, Page 244
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Notes on Brazilian Cyperaceae--II
Vol 20, Iss 5, Page 273
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ADDITIONAL NOTES ON THE ERIOCAULACEAE-M PART 33
Vol 20, Page 277
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Miscellaneous additions and revisions to the Flowering Plants of Jamaica
Vol 20, Page 309
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Some circum-Pacific Schistochilaceae
Vol 20, Iss 5, Page 315
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Revival of Nissolia microptera (Leguminosae)
Vol 20, Iss 5, Page 324
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Notes on the moss genera Camptochaete, Physcomitrium and Ptychomnion in Chile
Vol 20, Page 329
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Studies in the Eupatorieae (Compositae). XXXII. A new genus, Neocuatrecasia
Vol 20, Page 332
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South American Species of Stomatanthes (Eupatorieae, Compositae)
Vol 20, Page 334
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ADDITIONAL NOTES ON THE ERIOCAULACEAE-M PART 34
Vol 20, Page 339
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Certamen Melastomataceis XV
Vol 20, Page 369
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A new combination in Hypocyria, Gesneriaceae
Vol 20, Iss 6, Page 390
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Notes on Myrsinaceae. I. Generic assignment of Conomorpha sodiroana Mez, Ardisia ambigua Mart., and related species
Vol 20, Page 401
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ADDITIONAL NOTES ON THE ERIOCAULACEAE-M PART 35
Vol 20, Page 404
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Etaballia dubia (Leguminosae), a new combination
Vol 20, Page 426
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Names of New World cypresses (Cupressus)
Vol 20, Page 429
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A new combination in Osmanthus Lour. (Oleaceae) from the Caucasian region
Vol 20, Iss 7, Page 446
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Eine neue Hypolytrum-Art [H. fuscorubens] aus Ceylon
Vol 20, Iss 7, Page 449
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Notes on the flowering plants of Muturajawela
Vol 20, Page 452
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Miscellaneous notes on Neotropical flora
Vol 20, Page 465
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Additional materials toward a monograph of the genus Callicarpa. XI
Vol 20, Page 482