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Flora of Panama. Part V, Fascicle 4. Family 83. Leguminosae. Subfamily Papilionoideae (in part)
Vol 52, Page 1
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Flora of Panama. Part VI. Family 92. Meliaceae
Vol 52, Page 55
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Flora of Panama. Part VI. Family 104. Hippocrateaceae
Vol 52, Page 81
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Monograph of Rosa in North America. V. Subgenus Hesperhodos
Vol 52, Page 99
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A Revision of the Genus Wrightia (Apocynaceae)
Vol 52, Page 114
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Cytopalynological Study of African Hedyotideae (Rubiaceae)
Vol 52, Page 182
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Type Collections of African Rubiaceous Taxa at the Missouri Botanical Garden Herbarium
Vol 52, Page 212
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The Status of the General System of Classification of Flowering Plants
Vol 52, Page 281
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Some New Compositae from Peru
Vol 52, Page 304
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Notes on the Lecythidaceae of Panama
Vol 52, Page 351
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Species Crosses in Helianthus: III. Delimitation of "Sections"
Vol 52, Page 364
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On the Systematic Position of Alzatea Verticillata R. & P
Vol 52, Page 371
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New Discoveries of Gnetum in Tropical America
Vol 52, Page 379
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Distribution Patterns of Certain Umbelliferae
Vol 52, Page 387
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South American Lobelioideae New to Science
Vol 52, Page 399
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Experimental Studies on Seedling Development of Cerrado Woody Plants
Vol 52, Page 410
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On the State of the Congo Flora
Vol 52, Page 427
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The Identity of Senecio Capillaris Gaudichaud. Hawaiian Plant Studies 26
Vol 52, Page 432
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Contributions to the Flora of Tropical America; LXXV A New Dacryodes in Trinidad
Vol 52, Page 434
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Notes on Seashore Vegetation of Kenya
Vol 52, Page 438
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This Remarkable Kentucky Bluegrass
Vol 52, Page 444
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A Preliminary Statement Concerning Mosses Common to Japan and Mexico
Vol 52, Page 452
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The Probable Growth Habit of the Earliest Flowering Plants
Vol 52, Page 457
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A New Record of Schnabelia Oligophylla H.-M. (Verbenaceae) from Southern China
Vol 52, Page 469
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The Grass Genus Luziola
Vol 52, Page 472
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Suggestions for the Application of Experimental Taxonomic Techniques to Species Indigenous to Rhodesia and Neighbouring Territories in Africa
Vol 52, Page 476
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The Story of Two Sterile Specimens
Vol 52, Page 485