BIBLIOGRAPHY 527 



Welsford, E. J. 1907. New Phytol. 6: 156-161. pi. 4. [Ascobolus.] 



1914. Ann. Botany 28 : 265-270. pis. 16, 17. [Lilium: d^ nuclei] 

 Wendel, E. 1918. Beitr. Allg. Bot. 1: 45-80. 11 figs. [Nuclear function.] 

 Weniger, W. 1918. Bot. Gazette 66 : 259-268. pis. 11-13. [Liliwn : syngamy.] 

 Wenrich, D. H. 1915. Science 41: 440. [Synapsis; individuality of chromo- 

 some.] 



1916. Bull. Mus. Comp. Zool. Harvard Coll. 60: 55-136. 10 pis. 



1917. Jour. Morphol. 29: 471-516. pis. 1-3. [Chorthip-pus; Triynerolropis.] 

 1921. Jour. Morphol. 36: 119-155. 4 pis. [Trichomonas.] 



1926. Jour. Morphol. Physiol. 43 : 81-103. illus. 

 1928a. Trans. Amer. Micr. Soc. 47: 256-261. illus. [Paramcecium.] 

 Went, F. A. F. C. 1888. Jahrb. Wiss. Bot. 19: 295-356. pis. 7-9. [Vacuole.] 

 1890. Jahrb. Wiss. Bot. 21: 299-366. [Vacuoles.] 

 1926. Proc. Koninkl. Akad. Wetensch. Amsterdam 29. [Latex.] 

 1931. In Kostytschew und Went: Lehrbuch der Pflanzen-Physiologie, II. Berlin. 

 Wermel, E. 1927. Zeitschr. Zellf. Mikr. Anat. 5 : 400-414. [Feulgen reaction.] 

 Werner, O. S. 1927. Biol. Bull. 52 : 330-372. illus. [Duck.] 

 West, G. S. 1927. A Treatise on the British Freshwater Algse. Cambridge. 

 Westbrook, M. a. 1930a. Ann. Botany 44: 1011-1015. illus. [Callithamnion.] 

 Wester, D. H. 1909. Arch. d. Pharm. 247: 303. [Chitin.] 

 Wettstein, F. von. 1920. Ber. Deu. Bot. Gesell. 38: 260-266. [Vaucheria.] 

 1921o. Sitzber. Akad. Wiss. Wien. Math.-Nat. Kl., 130: 3-20. [Chitin.] 

 19216. Ber. Deu. Bot. Gesell. 39: 274. [Fmiaria hybrids.] 

 1923. Biol. Zentralbl. 43 : 71-83. 1 fig. [Funaria hybrids.] 

 1924o. Zeitschr. Ind. Abst. Vererb. 33 : 1-236. 12 pis. [Moss hybrids.] 

 19246. Zeitschr. Ind. Abst. Vererb. 33 : 253-257. [Generic crosses in mosses.] 

 1924c. Bibliog. Genetica. 1 : 1-30. [Bryophyte genetics.] 



1926. Nachr. Gesell. Wiss. Gottingen, Math.-Phys. KL, 250-281. illus. [Plasmon.] 



1927. Ergeb. d. Biol. 2: 311-356. illus. [Heteroploidy.] 



1928. Ber. Deu. Bot. Gesell. 46: (32)-(49). [Plasmon.] 



1930. Nachr. Gesell. Wiss. Gottingen, Math.-Phys. KL, VI 109-118. 

 Wettstein, R. VON. 1925. Flora 118-119 : 600-604. illus. [Humulus.] 

 Wherry, E. T. 1913. Science 37 : 494-496. [Vahlkampfia.] 

 Whiting, A. R. 1927. Biol. Bull. 53 : 438-449. 



1928. Amer. Naturalist 62 : 55-58. 

 Whiting, P. W. 1917. Jour. Morphol. 28 : 523-577. 7 pis. [CwZex chromosomes.] 

 1921. BioL Bull. 41 : 42-54. 



1928. Science 68 : 59. [X-ray mutations.] 



1931. Biol. Bull. 61: 478-480. [Gynandromorphs.] 

 19326. Genetics 17 : 1-30. illus. [X-ray mutation.] 



Whiting, P. W., and M. F. Stancati. 1931. Biol. Bull. 61: 481-484. illus. 

 Whiting, P. W. and A. R. 1927. Biol. Bull. 52: 89-121. illus. [Gynandro- 

 morphs.] 

 Whitman, C. O. 1893. Woods Hole Biol. Lectures 2: 105-124. [Organismal 

 Theory.] 

 1894. Woods Hole Biol. Lectures. [Evolution and epigenesis.] 

 Whitney, D. D. 1909. Jour. Exp. Zool. 6: 137-146. 5 figs. [Hydatina.] 

 1914. Jour. Exp. Zool. 17: 545-558. [Sex control in Hrjdatina.] 



1916. Jour. Exp. Zool. 20: 263-296. 6 figs, [^ex control m Hydatina.] 



1917. Jour. Exp. Zool. 24: 101-138. 4 figs. [Sex control in Hydatina.] 

 1919. Jour. Exp. Zool. 28: 469-492. [Sex control in Hydatina.] 



1924. Anat. Rec. 29 : 107. [Asplanchna.] 



1929. Jour. Morphol. Phy.siol. 47: 415-434. illus. [Asplanchna.] 



