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Undescribed Plants from Guatemala. XII
Vol 19, Iss 1, Page 1, Date 1894
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On the Color Description of Flowers
Vol 19, Iss 1, Page 15, Date 1894
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Archenema, Protonema and Metanema
Vol 19, Iss 1, Page 19, Date 1894
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Mutualistic Symbiosis of Algæ and Bacteria with Cycas revoluta
Vol 19, Iss 1, Page 25, Date 1894
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Botanical Notes from Bainbridge, Georgia
Vol 19, Iss 1, Page 33, Date 1894
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Three New Species of Mexican Plants.-Guarea Palmeri
Vol 19, Iss 1, Page 39, Date 1894
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Frost Freaks of Herbaceous Plants
Vol 19, Iss 1, Page 40, Date 1894
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A Hybrid Baptisia
Vol 19, Iss 1, Page 42, Date 1894
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Current Literature
Vol 19, Iss 1, Page 43, Date 1894
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Notes and News
Vol 19, Iss 1, Page 45, Date 1894
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Observations on the Genus Naegelia of Reinsch
Vol 19, Iss 2, Page 49, Date 1894
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On Some Species of Micrasterias
Vol 19, Iss 2, Page 56, Date 1894
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On the Development of the Bulb of the Adder's-Tongue
Vol 19, Iss 2, Page 61, Date 1894
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The Function of the Secondary Tissues in Arborescent Monocotyledons
Vol 19, Iss 2, Page 66, Date 1894
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The Role of the Pericycle in the Root of Dracæna marginata
Vol 19, Iss 2, Page 67, Date 1894
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Vegetable Ferments
Vol 19, Iss 2, Page 68, Date 1894
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Equiseta in the Carboniferous
Vol 19, Iss 2, Page 71, Date 1894
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Current Literature
Vol 19, Iss 2, Page 74, Date 1894
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Acknowledgment
Vol 19, Iss 2, Page 81, Date 1894
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Notes and News
Vol 19, Iss 2, Page 82, Date 1894
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Some Rare Myxomycetes of Central New York, with Notes on the Germination of Enteridium Rozeanum
Vol 19, Iss 3, Page 89, Date 1894
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Notes on the Life History of a Blue-Green Motile Cell
Vol 19, Iss 3, Page 96, Date 1894
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An Auxanometer for the Registration of Growth of Stems in Thickness
Vol 19, Iss 3, Page 113, Date 1894
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Notes Upon the Northwestern and Rocky Mountain Flora. I
Vol 19, Iss 3, Page 117, Date 1894
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Frost Plants
Vol 19, Iss 3, Page 120, Date 1894
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Proposed Seed Collection of the U. S. National Herbarium
Vol 19, Iss 3, Page 121, Date 1894
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Current Literature
Vol 19, Iss 3, Page 122, Date 1894
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On a New Code of Nomenclature
Vol 19, Iss 3, Page 126, Date 1894
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Notes and News
Vol 19, Iss 3, Page 127, Date 1894
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Artificial Cultures of an Entomogenous Fungus
Vol 19, Iss 4, Page 129, Date 1894
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On the Absorption of Water by the Green Parts of Plants
Vol 19, Iss 4, Page 136, Date 1894
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The Ware Collection of Blaschka Glass Models of Flowers at Harvard
Vol 19, Iss 4, Page 144, Date 1894
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The Influence of Mechanical Resistance on the Development and Life-Period of Cells
Vol 19, Iss 4, Page 149, Date 1894
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An Additional Poisonous Plant
Vol 19, Iss 4, Page 159, Date 1894
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Editorial
Vol 19, Iss 4, Page 160, Date 1894
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Current Literature
Vol 19, Iss 4, Page 162, Date 1894
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Notes and News
Vol 19, Iss 4, Page 167, Date 1894
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A Study of Quercus Leana
Vol 19, Iss 5, Page 171, Date 1894
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Contributions to the Histology of the Pontederiaceæ
Vol 19, Iss 5, Page 178, Date 1894
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Notes on Ustilagineæ
Vol 19, Iss 5, Page 185, Date 1894
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The Influence of Mechanical Resistance on the Development and Life Period of Cells (Continued)
Vol 19, Iss 5, Page 191, Date 1894
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Notes from Vermont
Vol 19, Iss 5, Page 200, Date 1894
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Editorial
Vol 19, Iss 5, Page 201, Date 1894
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Current Literature
Vol 19, Iss 5, Page 202, Date 1894
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Notes and News
Vol 19, Iss 5, Page 209, Date 1894
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Leaf Movement in Cercis canadensis
Vol 19, Iss 6, Page 215, Date 1894
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Thomas Morong
Vol 19, Iss 6, Page 225, Date 1894
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The Influence of Mechanical Resistance on the Development and Life-Period of Cells (Concluded)
Vol 19, Iss 6, Page 229, Date 1894
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New Mosses of North America. V
Vol 19, Iss 6, Page 237, Date 1894
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Notes on Richardia Africana
Vol 19, Iss 6, Page 241, Date 1894
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Olpitrichum, a New Genus of Mucedinous Fungi
Vol 19, Iss 6, Page 244, Date 1894
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Current Literature
Vol 19, Iss 6, Page 249, Date 1894
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A Defense of the Botanischer Jahresbericht
Vol 19, Iss 6, Page 250, Date 1894
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"Minnesota Botanical Studies"
Vol 19, Iss 6, Page 252, Date 1894
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Notes and News
Vol 19, Iss 6, Page 253, Date 1894
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A Preliminary Synopsis of the North American Species of Amaranthus
Vol 19, Iss 7, Page 267, Date 1894
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Notes on Our Hepaticæ. II. The Genus Riccia
Vol 19, Iss 7, Page 273, Date 1894
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The Fixation of Free Nitrogen by Plants
Vol 19, Iss 7, Page 284, Date 1894
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The Influence of Traction Upon the Growth of Plants
Vol 19, Iss 7, Page 293, Date 1894
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Synchytrium on Stellaria Media
Vol 19, Iss 7, Page 296, Date 1894
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A Peculiar Malformation of an Ovary and Placenta on Begonia Rubra-Grandiflora
Vol 19, Iss 7, Page 298, Date 1894
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Notes and News
Vol 19, Iss 7, Page 301, Date 1894
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Descriptions of New Species of Uredineæ and Ustilagineæ, with Remarks on Some Other Species. II
Vol 19, Iss 8, Page 303, Date 1894
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James Logan, an Early Contributor to the Doctrine of Sex in Plants
Vol 19, Iss 8, Page 307, Date 1894
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A Preliminary Synopsis of the North American Species of Amaranthus (Concluded)
Vol 19, Iss 8, Page 313, Date 1894
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Nourishment of the Embryo and Importance of the Endosperm in Viviparous Mangrove Plants
Vol 19, Iss 8, Page 327, Date 1894
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A Contribution to the Physiology of the Genus Cuscuta
Vol 19, Iss 8, Page 331, Date 1894
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Germinating Seeds in Sawdust
Vol 19, Iss 8, Page 333, Date 1894
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Note on the Development of a Filamentous Form of Protococcus in Entomostracan Appendages
Vol 19, Iss 8, Page 334, Date 1894
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Cross Fertilization of Petunias
Vol 19, Iss 8, Page 336, Date 1894
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An Abnormal Hepatica
Vol 19, Iss 8, Page 338, Date 1894
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Editorial
Vol 19, Iss 8, Page 339, Date 1894
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Current Literature
Vol 19, Iss 8, Page 341, Date 1894
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Notes and News
Vol 19, Iss 8, Page 344, Date 1894
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The Evolution of the Hepaticæ. Vice-Presidential Address before Section G, A. A. A. S
Vol 19, Iss 9, Page 347, Date 1894
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Proceedings of Section G, A. A. A. S., Brooklyn Meeting, 1894
Vol 19, Iss 9, Page 362, Date 1894
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Papers Read before Section G, A. A. A. S., Brooklyn Meeting, 1894
Vol 19, Iss 9, Page 369, Date 1894
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Titles of Informal Papers and Notes Presented before the Botanical Club, A. A. A. S., Brooklyn Meeting, 1894
Vol 19, Iss 9, Page 382, Date 1894
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Pleodorina in Illinois
Vol 19, Iss 9, Page 383, Date 1894
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Current Literature
Vol 19, Iss 9, Page 385, Date 1894
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Added Synonymy
Vol 19, Iss 9, Page 387, Date 1894
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Notes and News
Vol 19, Iss 9, Page 388, Date 1894
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Filices Mexicanæ. V. An Enumeration of the Ferns Collected in Mexico by C. G. Pringle of Charlotte, Vermont, During the Seasons 1891-1892 and 1893
Vol 19, Iss 10, Page 389, Date 1894
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Notes on Cribraria minutissima and Licea minima
Vol 19, Iss 10, Page 397, Date 1894
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Eduard Strasburger
Vol 19, Iss 10, Page 401, Date 1894
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Physiological Action at a Distance
Vol 19, Iss 10, Page 406, Date 1894
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Color Bodies in Seeds and Seedlings
Vol 19, Iss 10, Page 407, Date 1894
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Investigations on Pine and Oak Wood
Vol 19, Iss 10, Page 409, Date 1894
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Adaptation of African Plants to Climate
Vol 19, Iss 10, Page 413, Date 1894
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Two Wisconsin Fungi
Vol 19, Iss 10, Page 415, Date 1894
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Doassansia ranunculina, n. sp
Vol 19, Iss 10, Page 416, Date 1894
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Current Literature
Vol 19, Iss 10, Page 417, Date 1894
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Notes and News
Vol 19, Iss 10, Page 423, Date 1894
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Popular American Plant-Names. III
Vol 19, Iss 11, Page 429, Date 1894
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The Nature and Distribution of Attraction-Spheres and Centrosomes in Vegetable Cells
Vol 19, Iss 11, Page 445, Date 1894
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Notes on Dédoublement
Vol 19, Iss 11, Page 460, Date 1894
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New Genus of Umbelliferæ
Vol 19, Iss 11, Page 466, Date 1894
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Completoria Complens Lohde
Vol 19, Iss 11, Page 467, Date 1894
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Lemna Valdiviana in Massachusetts
Vol 19, Iss 11, Page 468, Date 1894
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Current Literature
Vol 19, Iss 11, Page 469, Date 1894
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Notes and News
Vol 19, Iss 11, Page 472, Date 1894
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Contribution to the Comparative Histology of Pulvini and the Resulting Photeolic Movements
Vol 19, Iss 12, Page 477, Date 1894
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Two New Ferns from New England. With Some Observations on Hybridity and Nomenclature
Vol 19, Iss 12, Page 492, Date 1894
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Intelligence Manifested by the Swarm-Spores of Rhizophidium Globosum
Vol 19, Iss 12, Page 503, Date 1894
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The Wild Rice of Minnesota
Vol 19, Iss 12, Page 504, Date 1894
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Lemna Valdiviana
Vol 19, Iss 12, Page 507, Date 1894
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Editorial
Vol 19, Iss 12, Page 508, Date 1894
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Current Literature
Vol 19, Iss 12, Page 509, Date 1894
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Notes and News
Vol 19, Iss 12, Page 513, Date 1894