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Undescribed Plants from Guatemala. VIII
Vol 16, Iss 1, Page 1, Date 1891
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On Certain New or Peculiar North American Hyphomycetes. I. Oedocephalum, Rhopalomyces and Sigmoideomyces n. g
Vol 16, Iss 1, Page 14, Date 1891
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New Grasses
Vol 16, Iss 1, Page 26, Date 1891
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Editorial
Vol 16, Iss 1, Page 28, Date 1891
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Current Literature
Vol 16, Iss 1, Page 29, Date 1891
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The Word "Biology"
Vol 16, Iss 1, Page 32, Date 1891
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Labeling Specimens for the Herbarium
Vol 16, Iss 1, Page 33, Date 1891
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Notes and News
Vol 16, Iss 1, Page 34, Date 1891
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Notes on the Apical Growth in the Roots of Osmunda and Botrychium
Vol 16, Iss 2, Page 37, Date 1891
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Two New Plants from the Cascade Mountains
Vol 16, Iss 2, Page 43, Date 1891
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New Species of Montana Fungi
Vol 16, Iss 2, Page 45, Date 1891
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A Key to the North American Genera of the Labiatæ
Vol 16, Iss 2, Page 49, Date 1891
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Observations on the New Texas Fern
Vol 16, Iss 2, Page 53, Date 1891
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Editorial
Vol 16, Iss 2, Page 55, Date 1891
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Mounting Plants
Vol 16, Iss 2, Page 57, Date 1891
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Notes and News
Vol 16, Iss 2, Page 58, Date 1891
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Black Rust of Cotton: A Preliminary Note
Vol 16, Iss 3, Page 61, Date 1891
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Flowers and Insects. VI
Vol 16, Iss 3, Page 65, Date 1891
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Notes on Technique. II
Vol 16, Iss 3, Page 71, Date 1891
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A Contribution to the Life History of Hydrastis Canadensis
Vol 16, Iss 3, Page 73, Date 1891
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New Species of Montana Fungi
Vol 16, Iss 3, Page 85, Date 1891
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Editorial
Vol 16, Iss 3, Page 86, Date 1891
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Current Literature
Vol 16, Iss 3, Page 87, Date 1891
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Last Words on "Biology"
Vol 16, Iss 3, Page 89, Date 1891
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Pocket Edition of Gray's Manual
Vol 16, Iss 3, Page 90, Date 1891
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New or Noteworthy Compositæ from Guatemala
Vol 16, Iss 4, Page 95, Date 1891
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Notes on North American Willows. VI
Vol 16, Iss 4, Page 102, Date 1891
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Notes on the Flora of the St. Croix Region
Vol 16, Iss 4, Page 108, Date 1891
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A New Aster from California
Vol 16, Iss 4, Page 113, Date 1891
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The Propagation of Ranunculus lacustris
Vol 16, Iss 4, Page 115, Date 1891
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Note
Vol 16, Iss 4, Page 118, Date 1891
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Editorial
Vol 16, Iss 4, Page 119, Date 1891
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Mounting Plants
Vol 16, Iss 4, Page 121, Date 1891
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Notes and News
Vol 16, Iss 4, Page 122, Date 1891
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On Raised Peat-Bogs in New Brunswick
Vol 16, Iss 5, Page 123, Date 1891
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Notes on the Flora of the St. Croix Region (Continued)
Vol 16, Iss 5, Page 126, Date 1891
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A Visit to the West Indies
Vol 16, Iss 5, Page 130, Date 1891
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Notes on the Apical Growth of Liverworts
Vol 16, Iss 5, Page 141, Date 1891
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Some New Solanaceæ from Guatemala
Vol 16, Iss 5, Page 144, Date 1891
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New Grasses
Vol 16, Iss 5, Page 145, Date 1891
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Simple Mechanism to Show Geotropism
Vol 16, Iss 5, Page 147, Date 1891
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Notes from Columbus, Ohio
Vol 16, Iss 5, Page 148, Date 1891
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Continuity of the Protoplasm in the Chantransia form of Batrachospermum
Vol 16, Iss 5, Page 149, Date 1891
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A Monstrous form of a Common Field Daisy
Vol 16, Iss 5, Page 150, Date 1891
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Editorial
Vol 16, Iss 5, Page 151, Date 1891
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Current Literature
Vol 16, Iss 5, Page 152, Date 1891
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To Phytographers, Especially Cryptogmists
Vol 16, Iss 5, Page 153, Date 1891
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Notes and News
Vol 16, Iss 5, Page 155, Date 1891
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A Study of Some Anatomical Characters of North American Gramineæ. I
Vol 16, Iss 6, Page 166, Date 1891
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On the Organization of the Fossil Plants of the Coal-Measures
Vol 16, Iss 6, Page 172, Date 1891
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On the Relation between Insects and the Forms and Character of Flowers
Vol 16, Iss 6, Page 176, Date 1891
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A Suggestion on the Proper Terminology of the Spermaphytic Flower
Vol 16, Iss 6, Page 178, Date 1891
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Curious Case of Germination in Citrus decumana
Vol 16, Iss 6, Page 179, Date 1891
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Coursetia axillaris, N. Sp
Vol 16, Iss 6, Page 180, Date 1891
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Current Literature
Vol 16, Iss 6, Page 182, Date 1891
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A Plea for Better Botanical Specimens
Vol 16, Iss 6, Page 187, Date 1891
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Notes and News
Vol 16, Iss 6, Page 188, Date 1891
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Undescribed Plants from Guatemala. IX
Vol 16, Iss 7, Page 191, Date 1891
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On Certain New or Peculiar North American Hyphomycetes. II. Helicocephalum, Gonatorrhodiella, Desmidiospora Nov. Genera and Everhartia lignatilis N. Sp
Vol 16, Iss 7, Page 201, Date 1891
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Notes on North American Mosses. II
Vol 16, Iss 7, Page 205, Date 1891
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Penetration of the Host by Peronospora gangliformis
Vol 16, Iss 7, Page 208, Date 1891
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Editorial
Vol 16, Iss 7, Page 209, Date 1891
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Current Literature
Vol 16, Iss 7, Page 210, Date 1891
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Monomialism
Vol 16, Iss 7, Page 215, Date 1891
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Notes and News
Vol 16, Iss 7, Page 217, Date 1891
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A Study of Some Anatomical Characters of North American Gramineæ. II
Vol 16, Iss 8, Page 219, Date 1891
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Notes on Uredineæ
Vol 16, Iss 8, Page 225, Date 1891
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Notes on the Pollination of Helianthus
Vol 16, Iss 8, Page 234, Date 1891
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An Abnormal Water-Pore
Vol 16, Iss 8, Page 235, Date 1891
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Editorial
Vol 16, Iss 8, Page 238, Date 1891
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The Home of Calypso
Vol 16, Iss 8, Page 241, Date 1891
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Notes and News
Vol 16, Iss 8, Page 242, Date 1891
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The Future of Systematic Botany
Vol 16, Iss 9, Page 243, Date 1891
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Botanical Papers at the Washington Meeting of the A. A. A. S
Vol 16, Iss 9, Page 255, Date 1891
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Botanical Club of the A. A. A. S
Vol 16, Iss 9, Page 261, Date 1891
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The Botanical Section of the American Association of Agricultural Colleges and Experiment Stations. Washington Meeting
Vol 16, Iss 9, Page 264, Date 1891
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Editorial
Vol 16, Iss 9, Page 267, Date 1891
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Notes and News
Vol 16, Iss 9, Page 272, Date 1891
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A Study of Some Anatomical Characters of North American Gramineæ. III
Vol 16, Iss 10, Page 275, Date 1891
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On the Structure and Dimorphism of Hypocrea tuberiformis
Vol 16, Iss 10, Page 282, Date 1891
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Notes on the Flora of Canada
Vol 16, Iss 10, Page 285, Date 1891
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A Neglected Spartina
Vol 16, Iss 10, Page 292, Date 1891
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Where is the Home of Calypso?
Vol 16, Iss 10, Page 296, Date 1891
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Notes and News
Vol 16, Iss 10, Page 297, Date 1891
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Bacteria of the Melons
Vol 16, Iss 11, Page 303, Date 1891
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Interesting Anatomical and Physiological Researches
Vol 16, Iss 11, Page 305, Date 1891
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A Remarkable Orange Tree
Vol 16, Iss 11, Page 311, Date 1891
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Further Notes on the Mutilation of Flowers by Insects
Vol 16, Iss 11, Page 312, Date 1891
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A New Ravenelia from Alabama
Vol 16, Iss 11, Page 313, Date 1891
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Cleistogamy in Polygonum acre
Vol 16, Iss 11, Page 314, Date 1891
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Editorial
Vol 16, Iss 11, Page 315, Date 1891
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Current Literature
Vol 16, Iss 11, Page 316, Date 1891
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Nomenclature from the Practical Standpoint
Vol 16, Iss 11, Page 318, Date 1891
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Notes and News
Vol 16, Iss 11, Page 319, Date 1891
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On the Relationships of the Archegoniata
Vol 16, Iss 12, Page 323, Date 1891
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A New Herbarium Pest
Vol 16, Iss 12, Page 334, Date 1891
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New Plants Collected by W. G. Wright in Western Mexico
Vol 16, Iss 12, Page 340, Date 1891
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Noteworthy Anatomical and Physiological Researches
Vol 16, Iss 12, Page 343, Date 1891
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The Sterile Flowers of Panicum Clandestinum
Vol 16, Iss 12, Page 346, Date 1891
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Editorial
Vol 16, Iss 12, Page 347, Date 1891
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Current Literature
Vol 16, Iss 12, Page 349, Date 1891
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Notes and News
Vol 16, Iss 12, Page 350, Date 1891