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Authorship and nomenclature of bur clovers (Medicago) found wild in the United States
Vol 58, Page 1, Date 1956
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THE VARIATIONS OF LILIUM CANADENSE LINNAEUS
Vol 58, Page 14, Date 1956
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NUTTALL'S QUARREL WITH PURSH
Vol 58, Page 20, Date 1956
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VALIDITY OF NUTTALL'S NAMES IN FRASER'S CATALOGUE
Vol 58, Page 23, Date 1956
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ILEX GLABRA FORMA LEUCOCARPA: A WHITE-FRUITED HOLLY
Vol 58, Page 25, Date 1956
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Viability of Seed of the Black Locust
Vol 58, Page 26, Date 1956
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Silene virginica in the Gulf States
Vol 58, Page 27, Date 1956
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NOTES ON TRIPHORA TRIANTHOPHORA IN ONTARIO
Vol 58, Page 31, Date 1956
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FROELICHIA GRACILIS IN MARYLAND
Vol 58, Page 35, Date 1956
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SHORTIA GALACIFOLIA IN GRAY'S MANUAL RANGE
Vol 58, Page 38, Date 1956
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NOTES ON UTRICULARIA BIFLORA AND U. FIBROSA
Vol 58, Page 41, Date 1956
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YONKERS WOOL MILL PLANT RECORDS
Vol 58, Page 43, Date 1956
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Correa da Serra and American Botany
Vol 58, Page 45, Date 1956
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Nomenclatural Change in the Grass Genus Echinochloa
Vol 58, Page 48, Date 1956
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Two Plants New to the Illinois Flora
Vol 58, Page 49, Date 1956
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Juniperus communis var. saxatilis from Mount Washington
Vol 58, Page 50, Date 1956
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THE ECOLOGY OF THE NATURAL ORIGIN OF A SPECIES OF CAREX BY HYBRIDIZATION
Vol 58, Page 51, Date 1956
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Availability of Ingredients for Plastic
Vol 58, Page 72, Date 1956
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THE PROBLEM OF LEAVENWORTHIA AUREA
Vol 58, Page 73, Date 1956
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A New Form of Nuphar microphyllum from Minnesota
Vol 58, Page 76, Date 1956
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A DIPLOID VARIETY IN THE CYSTOPTERIS FRAGILIS COMPLEX
Vol 58, Page 79, Date 1956
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Illegitimacy of Persoon's species of Koeleria (Gramineae)
Vol 58, Page 93, Date 1956
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The hybrid origin of Helianthus doronicoides
Vol 58, Page 97, Date 1956
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SOME CHROMOSOME NUMBERS IN THE GENUS CALLIRHOĆ (MALVACEAE)
Vol 58, Page 100, Date 1956
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VARIATION IN POLEMONIUM REPTANS
Vol 58, Page 103, Date 1956
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A SECOND LIST OF FRESHWATER ALGAE CHIEFLY FROM NEW BRUNSWICK
Vol 58, Page 117, Date 1956
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ELEVENTH REPORT OF THE COMMITTEE ON PLANT DISTRIBUTION
Vol 58, Page 125, Date 1956
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Additional evidence for five as the basic chromosome number of the Andropogoneae
Vol 58, Page 135, Date 1956
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A new Elymus from Alaska
Vol 58, Page 144, Date 1956
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Some new primitive Mexican Cruciferae
Vol 58, Page 148, Date 1956
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Dentaria multifida in Central Ohio
Vol 58, Page 160, Date 1956
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A Correction in the Names of Two Species of Heterokontae
Vol 58, Page 161, Date 1956
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Elodea Correct without Being Conserved
Vol 58, Page 162, Date 1956
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NEVIUSIA ALABAMENSIS IN ARKANSAS
Vol 58, Page 187, Date 1956
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Humboldt and American Botany
Vol 58, Page 191, Date 1956
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Asclepias syriaca var. kansana in New York State
Vol 58, Page 197, Date 1956
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ON THE IDENTITY OF LESQUERELLA ANGUSTIFOLIA
Vol 58, Page 199, Date 1956
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SOME MICHIGAN RECORDS FOR SARRACENIA PURPUREA FORMA HETEROPHYLLA
Vol 58, Page 203, Date 1956
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ADDITIONS TO THE FLORA OF ST. PAUL ISLAND, NOVA SCOTIA
Vol 58, Page 245, Date 1956
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A CYTOTAXONOMIC STUDY OF THE GENUS HYMENOPAPPUS (COMPOSITAE) (Continued)
Vol 58, Page 250, Date 1956
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THE IDENTITY OF CALYPTOCARPUS BLEPHAROLEPIS
Vol 58, Page 275, Date 1956
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RANGE EXTENSIONS IN NORTHWESTERN PLANTS
Vol 58, Page 278, Date 1956
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NUTTALL NOT THE AUTHOR OF FRASER'S CATALOGUE
Vol 58, Page 281, Date 1956
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SOME ADDITIONS TO THE ORCHID FLORA OF PUERTO RICO
Vol 58, Page 290, Date 1956
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GROWTH HABITS OF ARABIS PERSTELLATA
Vol 58, Page 292, Date 1956
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A CTYOTAXONOMIC STUDY OF THE GENUS HYMENOPAPPUS (COMPOSITAE) (Continued)
Vol 58, Page 295, Date 1956
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Tiarella cordifolia in Wisconsin
Vol 58, Page 309, Date 1956
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THE BINOMIALS OF HELENIUM IN WALTER'S FLORA CAROLINIANA
Vol 58, Page 311, Date 1956
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ADDITIONS AND EXTENSIONS TO THE FLORA OF MANITOBA
Vol 58, Page 321, Date 1956
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Hedyotis rosea in Arkansas
Vol 58, Page 331, Date 1956
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Scientific Books, Libraries and Collectors
Vol 58, Page 332, Date 1956
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REAPPRAISAL OF TWO PLUMOSE RHYNCHOSPORAS OF THE SOUTHEASTERN UNITED STATES
Vol 58, Page 335, Date 1956
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The Genus Peteria (Leguminosae)
Vol 58, Page 344, Date 1956
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A NEW SPECIES OF STREPTANTHUS
Vol 58, Page 354, Date 1956