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LITERATURE CITED

  • 1
    Hofmeister, W. On the Higher Cryptogamia, etc. Ray. Soc. Transl.,” 1862.
  • 2
    Strasburger, E. Die Coniferen und Gnetaceen,” 1872.
  • 3
    Renault, B. Cours de Botanique Fossile I.,” 1881.
  • 4
    Belajeff, W. C. Zur Lehre von dem Pollenschlauche der Gymnospermen. Ber. d. deutsch. Bot. Gesellsch. 9, p. 280, 1891.
  • 5
    Strasburger, E. Ueber den Bau und die Verrichtungen der Leitungs bahnen in den Pflanzen,” 1891.
  • 6
    Idem.Ueber das Verhalten des Pollens und die Befruchtungs- Vorgänge bei den Gymnospermen,” 1892.
  • 7
    Jäger, L. Beiträge zur Kenntniss der Endospermbildung und zur Embryologie von Taxus baccata. Flora 86, p. 241, 1899.
  • 8
    Veitch.Manual of the Coniferæ.” Edited by A. H.Kent, 1900.
  • 9
    Coulter, J. M. and Chamberlain, C.J. Morphology of Spermatophytes,” 1901.
  • 10
    Worsdell, W. C. The Morphology of the ‘Flowers’ of Cephalotaxus. Annals of Bot. 15, p. 637, 1901.
  • 11
    Scott, D. H. On the Primary Structure of Certain Palæozoic Stems. Trans. Roy. Soc. Edin. 40 II., 1902.
  • 12
    Spiess, KV. Ginkgo, Cephalotaxus und die Taxaceen, eine phylogenetische Studie. Oest. Bot. Zeitsch. 52, p. 432 and p. 469, 1902, and 53, p. 1, 1903.
  • 13
    Coulter, J. M. and Chamberlain, C. J. The Embryogeny of Zamia. Bot. Gaz. 35, p. 184, 1903.
  • 14
    Oliver, F. W. The Ovules of the Older Gymnosperms. Annals of Botany, 17, p. 451, 1903.
  • 15
    Pilger, R. Taxaceæ,” Das Pflanzenreich (Engler) IV, 5, 1903.
  • 16
    Robertson, A. Spore Formation in Torreya californica. New Phytologist 3, p. 133, 1904.
  • 17
    Idem.Studies in the Mórphology of Torreya Californica, II. New Phytologist 3, p. 205, 1904.
  • 18
    Strasburger, E. Anlage des Embryosackes und Prothallium bildung bei der Eibe.” Festschrift zum Siebzigsten Geburtstage von Ernst Haeckel, p. 1. 1904 (Reviewed Bot. Gaz., 1904, p. 483).
  • 19
    Coulter, J. M. and Land, W. J. G. The Gametophytes and Embryo of Torreya taxifolia. Bot. Gaz., 39. p. 161, 1905.
  • 20
    Jeffrey, E. C. The Comparative Anatomy and Phylogeny of the Coniferales, 2, The Abietineæ. Mem. Bost. Soc. Nat. Hist. 6, No. 1, 1905.
  • 21
    Thomson, R. B. The Megaspore-Membrane of the Gymnosperms. University of Toronto Biological Series, No. 4, 1905.
  • 22
    Robertson, A. Some Points in the Morphology of Phyllocladus alpinus. Annals of Bot. 20, p. 259, 1906.
  • 23
    Scott, D. H. The Affinities of Pteridosperms and Gymnosperms. Abstracts for discussion, Linnean Soc., March 15th, 1906.
  • 24
    Seward, A. C. and Ford, S.O. The Araucarieæ, Recent and Extinct. Phil. Trans. Roy. Soc. Lond., 198, B, p. 305, 1906.
  • 25
    Wieland, G. R. American Fossil Cycads,” 1906.
  • 26
    Lawson, A. A. The Gametophytes, Fertilization and Embryo of Cephalotoxus drupacea. Annals of Bot. 21, p. 1, 1907.