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The genus Poa in Cook County, Minnesota
Vol 49, Page 1, Date 1947
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A new form of Helianthus from Minnesota
Vol 49, Page 21, Date 1947
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Itea virginica L., forma abbreviata, f. nov
Vol 49, Page 22, Date 1947
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Salicornia europea L. var. simplex (Pursh) comb. nov
Vol 49, Page 23, Date 1947
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Studies in Chrysosplenium with special reference to the taxonomic status and distribution of C. iowense
Vol 49, Page 25, Date 1947
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Studying willows or making new sections to the genus Salix
Vol 49, Page 37, Date 1947
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Some noteworthy Catskill plants
Vol 49, Page 53, Date 1947
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The use of formaldehyde in plant collecting
Vol 49, Page 54, Date 1947
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A new station for Epi-pactis Helleborine in New Hampshire
Vol 49, Page 60, Date 1947
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The group of Eleocharis palustris in North America
Vol 49, Page 61, Date 1947
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Verbascum phlomoides in Iowa
Vol 49, Page 67, Date 1947
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Notes on the Compositae of the northeastern United States. IV. Solidago
Vol 49, Page 69, Date 1947
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Sedum Rosea, not S. roseum
Vol 49, Page 79, Date 1947
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The occurrence of Eleocharis nitida in the Lake Superior region
Vol 49, Page 81, Date 1947
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Fruits of Trees
Vol 49, Page 83, Date 1947
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Centaurea maculosa in Illinois
Vol 49, Page 84, Date 1947
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CONTRIBUTIONS FROM THE GRAY HERBARIUM OF HARVARD UNIVERSITY—NO. CLXIII. ADDITIONS TO AND SUBTRACTIONS FROM THE FLORA OF VIRGINIA
Vol 49, Page 85, Date 1947
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Helianthus grosseserratus in New England
Vol 49, Page 115, Date 1947
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Rhododendron carolinianum naturalized in New England
Vol 49, Page 116, Date 1947
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Notes on the coral-berry (Symphoricarpos orbiculatus
Vol 49, Page 117, Date 1947
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A variety of a western Polemonium in Minnesota
Vol 49, Page 118, Date 1947
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A new binomial in Juncus
Vol 49, Page 120, Date 1947
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ADDITIONS TO AND SUBTRACTIONS FROM THE FLORA OF VIRGINIA (Continued)
Vol 49, Page 121, Date 1947
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Herman C. Benke
Vol 49, Page 142, Date 1947
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ADDITIONS TO AND SUBTRACTIONS FROM THE FLORA OF VIRGINIA (Continued)
Vol 49, Page 145, Date 1947
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SHORTIA GALACIFOLIA IN ITS TYPE LOCALITY
Vol 49, Page 159, Date 1947
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A new Dyssodia from Texas
Vol 49, Page 161, Date 1947
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Petalostemum oreophilum a species of Dalea
Vol 49, Page 163, Date 1947
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Lemna minor an aggressive weed in the Sudbury River
Vol 49, Page 165, Date 1947
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The distribution of Red Cedar in Eastern Massachusetts
Vol 49, Page 172, Date 1947
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ADDITIONS TO AND SUBTRACTIONS FROM THE FLORA OF VIRGINIA (Continued)
Vol 49, Page 175, Date 1947
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The inadequate basis of the name Carya pecan
Vol 49, Page 194, Date 1947
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A new variety of Sedum rosea from southeastern Minnesota and additional notes on the flora of the region
Vol 49, Page 197, Date 1947
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A Mexican station for three Manual-range and southeastern plants
Vol 49, Page 202, Date 1947
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North American variety of Equisetum telma-teia
Vol 49, Page 203, Date 1947
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The use of alcohol in plant collecting
Vol 49, Page 207, Date 1947
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Two eastern American species of Iris
Vol 49, Page 210, Date 1947
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Two new forms
Vol 49, Page 216, Date 1947
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Ribes hudsonianum versus Ribes rigens
Vol 49, Page 217, Date 1947
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A new Clematis from the Peaks of Otter
Vol 49, Page 219, Date 1947
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Notes on drying of plants
Vol 49, Page 220, Date 1947
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Postglacial Forest Succession, Climate and Chronology in the Pacific Northwest (A Review of the Study by Henry P. Hansen)
Vol 49, Page 227, Date 1947
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Minor transfers in Pyrus
Vol 49, Page 229, Date 1947
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Najac muenscheri and other species of Najas in eastern Virginia
Vol 49, Page 233, Date 1947
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PLANTS NEW TO THE FLORA OF THE ISLANDS OF SAINT-PIERRE ET MIQUELON
Vol 49, Page 237, Date 1947
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Reports on the flora of Massachusetts. IV
Vol 49, Page 257, Date 1947
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Equisetum palustre, example of careless bibliography and phytography
Vol 49, Page 278, Date 1947
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The use of DDT in the preparation of botanical specimens
Vol 49, Page 286, Date 1947
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Name of the wild dilly of Florida
Vol 49, Page 289, Date 1947
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Penstemon gracilis Nutt., var. wisconsinensis (Pennell), n. comb
Vol 49, Page 293, Date 1947
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The varieties of Solidago uliginosa
Vol 49, Page 294, Date 1947
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Crepis nana not yet known from Gaspé
Vol 49, Page 299, Date 1947