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SURVIVAL OF TRANSPLANTED CUPRESSUS IN THE PYGMY FORESTS OF MENDOCINO COUNTY, CALIFORNIA
Vol 15, Page 1, Date 1959
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AN INTERSPECIFIC CROSS IN CUCURBITA (C. LUNDELLIANA BAILEY × C. MOSCHATA DUCH)
Vol 15, Page 4, Date 1959
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THE REPRODUCTIVE STRUCTURES OF SCHINUS MOLLE (ANACARDIACEAE)
Vol 15, Page 14, Date 1959
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DEVELOPMENT OF THE MEGAGAMETOPHYTE IN LIQUIDAMBAR STYRACIFLUA L
Vol 15, Page 25, Date 1959
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NOTES AND NEWS
Vol 15, Page 32, Date 1959
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RED ALGAL PARASITES OCCURRING ON MEMBERS OF THE GELIDIALES
Vol 15, Page 33, Date 1959
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XEROPHYLLUM TENAX, SQUAWGRASS, ITS GEOGRAPHIC DISTRIBUTION AND ITS BEHAVIOUR ON MOUNT RAINIER, WASHINGTON
Vol 15, Page 39, Date 1959
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DOCUMENTED CHROMOSOME NUMBERS OF PLANTS
Vol 15, Page 49, Date 1959
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TYPIFICATION OF PROSOPIS ODORATA TORR. & FREM. (LEGUMINOSAE)
Vol 15, Page 53, Date 1959
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TWO NEW SPECIES OF HELIANTHUS FROM NEW MEXICO
Vol 15, Page 54, Date 1959
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CHROMOSOME COUNTS IN THE SECTION SIMIOLUS OF THE GENUS MIMULUS (SCROPHULARIACEAE). III
Vol 15, Page 57, Date 1959
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Pollen and Spore Morphology /Plant Taxonomy. Gymnospermae, Pteridophyta, Bryophyta (Illustrations). (An Introduction to Palynology. II) by Gunnar Erdtman
Vol 15, Page 62, Date 1959
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NOTES AND NEWS
Vol 15, Page 63, Date 1959
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FACTORS AFFECTING THE DISTRIBUTION OF PONDEROSA AND JEFFREY PINES IN CALIFORNIA
Vol 15, Page 65, Date 1959
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VIVIPARY IN CORDYLINE AUSTRALIS HOOK
Vol 15, Page 71, Date 1959
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STUDIES ON SECOTIACEOUS FUNGI VI. SETCHELLIOGASTER POUZAR
Vol 15, Page 73, Date 1959
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CEANOTHUS SEEDS AND SEEDLINGS ON BURNS
Vol 15, Page 79, Date 1959
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CHROMOSOME NUMBERS OF CALIFORNIA PLANTS, WITH NOTES ON SOME CASES OF CYTOLOGICAL INTEREST
Vol 15, Page 81, Date 1959
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CHROMOSOME COUNTS IN THE GENUS GAYOPHYTUM
Vol 15, Page 90, Date 1959
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Spring Flowers of the Lower Columbia Valley by Clara Chapman Hill, Mary Comber Miles
Vol 15, Page 94, Date 1959
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NOTES AND NEWS
Vol 15, Page 96, Date 1959
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THE GRASS GENERA ORCUTTIA AND NEOSTAPFIA: A STUDY IN HABITAT AND MORPHOLOGICAL SPECIALIZATION
Vol 15, Page 97, Date 1959
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THE TAXONOMIC RELATIONSHIP BETWEEN PICEA GLAUCA (MOENCH) VOSS AND P. ENGELMANNII PARRY
Vol 15, Page 111, Date 1959
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FIELD STUDIES OF NATURAL HYBRIDIZATION IN THE OREGON SPECIES OF IRIS L. SUBSECTION CALIFORNICAE DIELS
Vol 15, Page 115, Date 1959
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VARIATION PATTERNS IN FOUR CLONES OF MERTENSIA CILIATA
Vol 15, Page 123, Date 1959
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NEW COMBINATIONS IN ASTER
Vol 15, Page 128, Date 1959
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The Distribution Of Dwarf Mistletoes, Arceuthobium, In California
Vol 15, Page 129, Date 1960
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NUCLEAR CYTOLOGY OF THE CALIFORNIA MOUSE-TAILS (MYOSURUS)
Vol 15, Page 139, Date 1960
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VARIATION IN SECTION TRIGONOPHYLLAE OF NICOTIANA
Vol 15, Page 148, Date 1960
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STUDIES ON SECOTIACEOUS FUNGI VII. SECOTIUM AND NEOSECOTIUM
Vol 15, Page 152, Date 1960
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Comparative Morphology of Vascular Plants by Adriance S. Foster, Ernest M. Gifford, Jr
Vol 15, Page 158, Date 1960
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NOTES AND NEWS
Vol 15, Page 160, Date 1960
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THE REPRODUCTIVE STRUCTURES OF FRAXINUS VELUTINA(OLEACEAE)
Vol 15, Page 161, Date 1960
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A NEW SILENE FROM NORTHWESTERN CALIFORNIA
Vol 15, Page 172, Date 1960
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FREED HOFFMAN 1880-1959
Vol 15, Page 178, Date 1960
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CLEARED CARDIOCARPON LATE-ALATUM LESQ., CORDAITEAN SEEDS FROM MICHIGAN
Vol 15, Page 180, Date 1960
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THE BASIC CHROMOSOME NUMBER OF THE GENUS NEPTUNIA (LEGUMINOSAE-MIMOSOIDEAE)
Vol 15, Page 184, Date 1960
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HYBRIDIZATION AND INSTABILITY OF YUCCA
Vol 15, Page 187, Date 1960
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NOTES AND NEWS
Vol 15, Page 192, Date 1960
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SANICULA DESERTICOLA, AN ENDEMIC OF BAJA CALIFORNIA
Vol 15, Page 193, Date 1960
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A NEW SPECIES OF VALERIANA FROM BRAZIL
Vol 15, Page 197, Date 1960
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STUDIES IN WESTERN VIOLETS, IX. MISCELLANEOUS SPECIES IN THE SECTIONS NOMIMIUM AND CHAMAEMELANIUM
Vol 15, Page 199, Date 1960
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CHROMOSOME NUMBERS IN SILENE (CARYOPHYLLACEAE). II
Vol 15, Page 205, Date 1960
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A NEW SPECIES OF ZINNIA FROM MEXICO
Vol 15, Page 215, Date 1960
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A COMMENT ON COLD SUSCEPTIBILITY OF PONDEROSA AND JEFFREY PINES
Vol 15, Page 217, Date 1960
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DOCUMENTED CHROMOSOME NUMBERS OF PLANTS
Vol 15, Page 219, Date 1960
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Carex—Its Distribution and Importance in Utah. Brigham Young University Science Bulletin, Biological Series 1(2) by Mont E. Lewis
Vol 15, Page 221, Date 1960
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NOTES AND NEWS
Vol 15, Page 222, Date 1960
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DISTRIBUTIONAL NOTES ON PLANTS OF THE WARM SPRINGS AREA, OREGON
Vol 15, Page 225, Date 1960
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G. THOMAS ROBBINS (1916-1960)
Vol 15, Page 231, Date 1960
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STUDIES IN THE PERENNIAL GENTIANS: G. NEWBERRYI AND G. TIOGANA
Vol 15, Page 233, Date 1960
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CHROMOSOME COUNTS IN THE SECTION SIMIOLUS OF THE GENUS MIMULUS (SCROPHULARIACEAE). IV
Vol 15, Page 239, Date 1960
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FLOWERING RESPONSES IN PHACELIA SERICEA AND P. IDAHOENSIS
Vol 15, Page 245, Date 1960
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Illustrated Flora of the Pacific States. Washington, Oregon, and California. Volume IV—Bignoniaceae to Compositae by Roxana Stinchfield Ferris
Vol 15, Page 249, Date 1960
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Experimental Studies on the Nature of Species. IV. Genetic Structure of Ecological Races by Jens Clausen, W. M. Hiesey
Vol 15, Page 251, Date 1960