350 EMBRYOGENESIS IN PLANTS 



KUHN, E., 1930: Pseudogamie und Androgenesis bei Pflanzen. Zuchter, 2, 124. 

 KYLiN, H., 1917: Uber die Keimung der Florideensporen. Arkiv.f. Bot., 14, 22. 

 LAiBACH, F., 1925 : Das Taubwerden der Bastardsamen und die kiinstliche Aufzucht 



friih absterbender Bastardembryonen. Zeitschr. f. Bot., 17, 417. 

 LAIBACH, F., 1929: Ectogenesis in plants: methods and genetic possibilities of 



propagating embryos otherwise dying in the seed. Jour. Hered., 20, 201. 

 LAIBACH, F., 1932: Pollenhormon und Wuchsstoff. Ber. deutsch bot. Ges., 50, 383. 

 LAIBACH, F., 1934: Zum Wuchsstoffproblem. Der Zuchter, 6, 49. 

 LAM, H. J., 1948: Classification and the new morphology. Acta Biotheoretica., 8, 



107. 

 LAMMERTS, w. E., 1942: Embryo culture an effective technique for shortening the 



breeding cycle of deciduous trees and increasing germination of hybrid seeds. 



Amer. Jour. Bot., 29, 166. 

 LAND, w. J. G., 1904: Spermatogenesis and oogenesis in Ephedra trifurca. Bot. Gaz., 



38, 1. 

 LAND, w. J. G., 1907: Fertilisation and embryogeny in Ephedra trifurca. Bot. Gaz., 



44, 273. 

 LAND, w. J. G., 1923: A suspensor in Angiopteris. Bot. Gaz., 75, 421. 

 LANG, A., 1944: Entwicklungsphysiologie. Fortschr. Bot., 11, 282. 

 LANG, A., 1949: Entwicklungsphysiologie. Fortschr. Bot. (Gaumann and Renner), 



12, 340. Springer, Berlin. 

 LANG, w. H., 1902: On the prothalli of Ophioglossum pendulum and Helmintho- 



stachys zeylanica. Ann. Bot., 16, 23. 

 LANG, w. H., 1905: On the morphology of Cyathodium. Ann. Bot., 19, 411. 

 LANG, w. H., 1907: On the sporogonium of Notothylas. Ann. Bot., 21, 201. 

 LANG, w. H., 1910: On a suspensor in Hehninthostachys. Ann. Bot., 24, 611. 

 LANG, w. H., 1914: The embryo of Hehninthostachys. Ann. Bot., 28. 

 LANG, w. H., 1915: Studies in the morphology of Isoetes. II. The analysis of the 



stele of the shoot of Isoetes lacustris in the light of mature structure and apical 



development. Mem. Proc. Manchester Lit. Pliil. Soc, 59, 29. 

 LANG, w. H., 1915: Phyletic and causal morphology. Pres. Addr. (Sect. K), Brit. 



Assoc, Adv. Sci. 

 LANKESTER, E. R., 1870: On the use of the term homology in modern zoology and 



the distinction between homogenetic and homoplastic agreements. Ann. Mag. 



Nat. Hist., 4, ser. 6. 

 LARUE, c. D., 1936: The growth of plant embryos in culture. Bull. Torrey Bot. 



Club, 63, 365. 

 LARUE, c. D. and avery, g. s., 1938: The development of the embryo o^ Zizania 



aquatica in the seed and in artificial culture. Bull. Torrey Bot. Club, 65, 11. 

 lawson, a. a., 1907: The gametophyte, fertilisation and embryo of Cephalotaxus 



drupacea. Ann. Bot., 21, 1. 

 LAWSON, A. A., 1917: Phil. Trans. Roy. Soc. Edin., 51, 785. 

 LAWSON, A. A., 1926: A contribution to the life history of Bowenia. Proc. Roy. Soc, 



Edin., 54, 357. 

 lebegue. A., 1949 : Embryologie des Saxifragacees. Polyembryonie chez le Bergenia 



delavayi Engl. Bull. Soc, Bot. France, 96, 38. 

 lebegue, a., 1952: La polyembryonie ches les angiosperms. Bull. Soc. Bot. France, 



99, 329. 

 LEBEGUE, A., 1952: Rcchcrchcs embryogeniques sur quelques dicotvledones dialy- 



petales. Masson, Paris. 

 LEE, A. E., 1950: The growth in culture of intact seedlings and isolated seedling 



organs. Amer. Jour. Bot., 37, 312. 



