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