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Three new species of Dicotyledoneae from St. Lucia, West Indies
Vol 61, Page 1
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A new species of Monactis (Asteraceae) from northern Peru
Vol 61, Page 5
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BIBLIOGRAPHY OF BOTANICAL PAPERS PUBLISHED IN SYESIS 1 1968-17 1984
Vol 61, Page 9
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NOTES ON THE GENUS CLERODENDRUM VERBENACEAE XXIV
Vol 61, Page 22
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Miscellaneous notes on Neotropical flora---XVI. New taxa in the Espeletiinae
Vol 61, Page 51
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Neotropical Myrsinaceae - XX
Vol 61, Page 62
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Two new species of Ageratina (Asteraceae-Eupatorieae) from Durango, Mexico
Vol 61, Page 77
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NOTES ON THE GENUS CLERODENDRUM VERBENACEAE XXV
Vol 61, Page 82
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Una nueva especie de Acourtia (Asteraceae--Mutisieae) de Durango, M‚xico
Vol 61, Iss 2, Page 117
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Chromosome counts of angiosperms of western North America
Vol 61, Iss 2, Page 119
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Contribuciones al estudio de las Mirtaceas mexicanas. I
Vol 61, Iss 2, Page 126
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Contribuciones al estudio de las Mirtaceas mexicanas. II
Vol 61, Iss 2, Page 127
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A PROPOSED SUBSPECIFIC CLASSIFICATION FOR CUCURBITA-PEPO
Vol 61, Page 133
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Contribuciones al estudio de las Miritaceas mexicanas. III
Vol 61, Iss 3, Page 139
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Paederiafoetida L., Coix lacryma-jobi L., and Hedychium coronatum Koenig from Iberia Parish, Louisiana
Vol 61, Iss 3, Page 142
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REDUCTION OF MACHAERANTHERA-ARIDA TO VARIETAL STATUS UNDER MACHAERANTHERA-COULTERI ASTERACEAE-ASTEREAE
Vol 61, Page 143
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Flora polÃnica del bosque tropical caducifolio de Chamela, Jalisco, México. Presentación
Vol 61, Iss 3, Page 147
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Morfologia de los granos de polen del g‚nero Erythroxylum (Erythroxylaceae) de Chamela, Jalisco. No. 1
Vol 61, Iss 3, Page 150
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Morfolog¡a de los granos de polen de Turnera (Turneraceae) de Chamela, Jalisco, M‚xico. No. 2
Vol 61, Iss 3, Page 158
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Morfolog¡a de los granos de polen de Jacquinia (Theophrastaceae) de Chamela, Jalisco, Mexico. No. 3
Vol 61, Iss 3, Page 161
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Notes on the genus Clerodendrum (Verbenaceae). XXVI
Vol 61, Iss 3, Page 164
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CONTRIBUTION TO THE STUDY OF ARGENTINE PARMELIACEAE THE GENERA PUNCTELIA KROG AND FLAVOPUNCTELIA KROG HALE
Vol 61, Page 189
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Datura lanosa, a new species of Datura from Mexico
Vol 61, Iss 3, Page 204
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A floristic profile of the McDonough County, Illinois, U.S.A. spontaneous vascular flora
Vol 61, Page 209
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GRASSLAND COMMUNITIES AND SOILS ON A HIGH ELEVATION GRASSLAND OF CENTRAL PERU
Vol 61, Page 231
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A TAXONOMIC TREATMENT OF THE GENUS PANICUM POACEAE IN MISSISSIPPI USA
Vol 61, Page 251
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NOTES ON THE GENUS CLERODENDRUM VERBENACEAE XXVII
Vol 61, Page 270
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STUDIES ON THE ALGAL FLORAS INHABITING DIFFERENT WATER SOURCES IN EGYPT 2. LAKES AND SPRINGS
Vol 61, Page 285
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Streptopogon rzedowskü sp. nov
Vol 61, Iss 5, Page 297
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TAXONOMIC STUDIES ON ASTER L. COMPOSITAE
Vol 61, Page 299
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New species of Gigantopteridaceae from the lower Permian of Texas
Vol 61, Page 311
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NOTES ON THE GENUS CLERODENDRUM VERBENACEAE XXVIII
Vol 61, Page 316
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Riccia hawaiiensis Hiirl., species nova
Vol 61, Iss 5, Page 339
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Nothocestrum inconcinnum sp. nov. (Solanaceae). Hawaiian plant studies 132
Vol 61, Iss 5, Page 343
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THE MAIN TAXONOMIC VIEW POINTS ON THE INTRARELATIONSHIPS AND THE INTERRELATIONSHIPS OF MELANTHIOIDEAE LILIACEAE
Vol 61, Page 346
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Novitates Antillanae. XII
Vol 61, Page 353
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New and noteworthy species of Daphnopsis (Thymeleaceae) from Mexico and Centra l America
Vol 61, Page 361
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A new species of Rudbeckia (Asteraceae-Heliantheae) from hillside bogs in east Texas
Vol 61, Page 367
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Streptopogonjuarezii n. sp. and Trematodon norrisii n. sp
Vol 61, Iss 6, Page 372
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Estudios quÃmicos preliminares en algas marinas clorofitas del Golfo de México
Vol 61, Iss 6, Page 373
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Notes on the genus Clerodendrum (Verbenaceae), XXIX
Vol 61, Page 378
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A ROTIFER EPIPHYTIC ON A GREEN FILAMENTOUS ALGA
Vol 61, Page 425
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NOTES ON SOIL ALGAE IN DIFFERENT REGIONS IN EGYPT
Vol 61, Page 429
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THE EFFECT OF SOME HERBICIDES ON WHEAT
Vol 61, Page 434
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TWO NEW SPECIES OF BRAZILIAN PHILODENDRON ARACEAE
Vol 61, Page 441
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NOTES ON NEW AND NOTEWORTHY PLANTS CLXXIX
Vol 61, Page 444
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On Aureolejeunea Schust. and Brachiolejeunea paramicola Herzog
Vol 61, Page 445
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THE AGATHIS OF ESPIRITU SANTO ARAUCARIACEAE NEW HEBRIDES
Vol 61, Page 448
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The status of the genus Peyrischia (Gramineae: Pooideae)
Vol 61, Page 453
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Notes on the genus Clerodendrum (Verbenaceae). XXX
Vol 61, Page 456