BIBLIOGRAPHY 491 



Lawton, E. 1932. Amer. Jour. Bot. 19: 303-333. illus. [Apospory.] 

 League, B. B. 1929. Science 71 : 99. [Drosophila, meiosis.] 

 Lebedeff, V. N. 1932. Ukrainian Inst. Sci. Res.; Unis'a, Kieflf. 

 Lee, A. B. 1897. La Cellule 13: 199-278. illus. [Helix.] 



1921. The Microtomist's Vade-Mecum. 8th ed. Philadelphia. 

 1924. Quar. Jour. Micr. Sci. 69: 1-25. pi. 1. [Paris chromosomes.] 



Lee, B., and J. H. Priestley. 1924. Ann. Botany 38: 525-545. 12 figs. 

 Lee, S. 1927. Bot. Gazette 83 : 420-424. illus. [Stigonema.] 

 Leeman, A. 1928. Planta 6: 216-233. illus. [Secretion.] 

 VAN Leeuwenhoek, A. Letter No. 29 to Royal Society, 1680. 

 Lehfeldt, W. 1922. Hedwigia 64: 30-51. [Hymenomycetes.] 

 Lehmann, E. 1918. Zeitschr. Bot. 10: 497-511. 

 1919. Ber. Deu. Bot. Gesell. 37: 347-357. illus. 



1922. Die Theorie der Gi!notheraforschung. Jena. 



1924. Biol. Zentralbl. 44 : 243-254. illus. 



1925. Zeitschr. Ind. Abst. Vererb. 37 : 1-27. illus. 



1929. Proc. Internat. Congr. Plant Sci. (Ithaca) 1: 787-801. 



1932. Zeitschr. Ziicht., Reihe A, 17: 157-172. illus. 

 Lehmann, E., and J. Schwemmle. 1927. Biblioth. Bot. 95: 1-156. illus. 

 Leliveld, J. A. 1928. Rec. Trav. Bot. Neerl. 25a: 237-243. illus. [(E7wthera.] 



1931. La Cellule 40: 195-256. illus. [(Enothera.] 



VON Lenhossek, M. 1898. Verhandl. Anat. Gesell. Kiel. 12: 106. 

 Lenoir, M. 1923. Compt. Rend. Acad. Sci. Paris 176: 1648-1651. 



1927. Compt. Rend. Acad. Sci. Paris 184: 1664-1666. [Lilium, meiosis.] 

 Lepeschkin, W. 1923. Ber. Deu. Bot. Gesell. 41: 179-187. 



1924. KoUoidchemie des Protoplasmas. 

 Lesley, J. W., and M. M. Lesley. 1929. Genetics 14: 321-336. illus. 

 Lesley, M. M. 1925. Amer. Naturalist 59: 570-574. illus. [Chimera.] 



1926. Genetics 11 : 267-279. illus. [Meiosis in triploid.] 



Lesley, M. M., and H. B. Frost. 1928. Amer. Naturalist 62: 22-33. illus. 

 Levan, A. 1931. Hereditas 15 : 347-356. [Allium.] 



1932. Hereditas 16 : 257-294. illus. [Allium.] 



1933. Svensk Bot. Tidskr. 27: 211-232. illus. [Allium.] 

 Levi, G. 1911. Arch. Ital. Anat. Embr. 10: 168-195. 



1916. Monit. Zool. Ital. 77-84. 

 Levine, M. 1913. Bull. Torr. Bot. Club 40: 137-181. pis. 4-8. [Boletus.] 



1929. Proc. Internat. Cong. Plant Sci. Ithaca 1: 271-297. illus. 



1931. Amer. Jour. Cancer 15: 144-211, 788-834, 1410-1494. illus. 

 Lewis, C. E. 1906. Bot. Gazette 41: 109-138. pis. 5-9. [Riccia.] 

 Lewis, I. F. 1909. Ann. Botany 23: 639-689. pis. 49-53. [Griffithsia.] 

 Lewis, M. R. 1917. Carnegie Inst. Wash., Contrib. to Embryol. 17. 



1923. Johns Hopkins Hosp. Bull. 34: 373-379. 



Lewis, M. R., and W. H. Lewis. 1915. Amer. Jour. Anat. 17: 339-401. 26 figs. 

 Lewis, M. R., and J. Lockwood. 1929. Johns Hopkins Hosp. Bull. 44: 187-199. 

 Lewis, W. H. 1922a. Anat. Rec. 23: 177-184. 4 figs. [Mesenchyme.] 

 19226. Amer. Jour. Anat. 30: 39-59. 5 pis. [Endothelium.] 



1923. Anat. Rec. 26: 15-29. [Tissue cultures; dark-field.] 



Lewis, W. H., and M. R. Lewis. 1917. Anat. Rec. 13: 359-368. [Mitosis.] 



1924. Chapter VII in General Cytology, ed. by Cowdry. 



Lewitsky, G. a. 1910. Ber. Deu. Bot. Gesell. 28:538-546. pi. 17. [Chondrio- 

 somes.] 

 1911. Ber. Deu. Bot. Gesell. 29: 697-703. pi. 28. [Plastid origin.] 

 1914. Ber. Deu. Bot. Gesell. 31: 517-528. 1 pi. [Chondriosomes in fungi.] 



