[250] Revue Encyclopédique, 1897. p. 325. Yet we have an example of the appearance of a new organ in the case of the duckbill, in which the horny plates take the place of the teeth which Poulton has discovered in the embryo. Other cases are the adductor muscles of shelled crustacea. (See p. 418.)
[251] La Philosophie Zoologique avant Darwin. Paris, 1884, p. 76.
[252] “Lamarckism and Darwinism.” Proceedings Boston Society Natural History, xxv., 1890, pp. 42–49.
[253] “The Origin of Species without the Aid of Natural Selection,” Natural Science, Oct., 1894. Also, “The Origin of Plant Structures.”
[254] “Does Natural Selection play any Part in the Origin of Species among Plants?” Natural Science, Sept., 1897.
[255] “Essay on the Development Hypothesis,” 1852, London Times.
[256] “A Theoretical Origin of Endogens from Exogens through Self-Adaptation to an Aquatic Habit,” Linnean Society Journal: Botany, 1892, l. c., xxix., pp. 485–528. A case analogous to kinetogenesis in animals is his statement based on mathematical calculations by Mr. Hiern, “that the best form of the margin of floating leaves for resisting the strains due to running water is circular, or at least the several portions of the margin would be circular arcs” (p. 517).
[257] “De l’Influence du Milieu sur la Structure anatomique des Végétaux,” Ann. Sci. Nat. Bot., ser. 6, xii., 1881, p. 167.
[258] “Notes on the Regional Distribution of the Cape Flora,” Transactions Botanical Society, Edinburgh. 1891, p. 241.
[259] Les Végétaux et les Milieux cosmiques, Paris, 1898, pp. 292.