BIBLIOGRAPHY 519 



1931a. Sci. Agric. 11 : 557-572. illus. [Induced chromosome irregularities.] 

 19316. Sci. Agric. 11: 645-661. illus. [Induced gene mutation.] 

 1932. Proc. 6 Internat. Congr. Genetics 1 : 274-294. [Nature of mutations.] 

 Stadler, L. J., and L. F. Randolph. 1929. Paper read before Sec. O, Amer. Assoc. 



Adv. Science. 

 Stakman, E. C, and J. J. Christensen. 1927. Phytopath. 17: 827-834. 

 Stalfelt, M. G. 1919. Svensk Bot. Tidskr. 13: 61-70. [Periodicity.] 



1921. K. Svensk Vet. Akad. Handl. 62: 1-114. [Periodicity iii cell-division.] 

 Starks, D. J. 1928. Amer. Jour. Anat. 40: 471-499. illus. [Callorhmus.] 

 Steere, W. C. 1932. Amer. Jour. Bot. 19 : 340-357. illus. [Triploid Pe^Mma.] 

 Steil, W. N. 1918a. Bot. Gazette 65: 562-563. 1 fig. [Fern spermatozoid.] 

 19186. Bull. Torr. Bot. Club 45: 93-108. pis. 4, 5. [Apogamy in ferns.] 

 1919a. Ann. Botany 33 : 109-132. pis. 5-7. [Apogamy in Nephrodium.] 

 19196. Bot. Gazette 67: 469-482. pis. 16, 17. [Apogamy in Pteris.] 

 1923. Bull. Torr. Bot. Club 50: 197-201. 5 figs. [Riccardia sperm.] 

 Stein, E. 1929. Biol. Zentralbl. 49: 112-126. illus. [Radium.] 

 Stenar, a. H. S. 1925. Embryologische Studien I, II. Uppsala. 

 Stern, C. 1926a. Biol. Zentralbl. 46: 344-348. [F-chromosome gene.] 

 19266. Biol. Zentralbl. 46: 505-508. illus. [Attached X and Y.] 

 1926c. Proc. Nat. Acad. Sci. 12 : 530-532. illus. [Crossing-over.] 

 1927a. Naturwissenschaften 15 : 465-473. illus. [Role of F-chromosome.] 



1928. Ergeb. d. Biol. 4: 205-359. illus. [Chromosome theory.] 



1929. Der Zuchter 1 : 237-243. [Droso^j/aZa chromosome map.] 



1931a. Biol. Zentralbl. 51 : 547-587. illus. [Proof of chromatid exchange.] 

 Stern, K. 1920. Ber. Deu. Bot. Gesell. 38: 28-34. [Chlorophyll.] 



1921. Zeitschr. Bot. 13: 193-239. [Chlorophyll.] 

 Stevens, F. L. 1901. Bot. Gazette 32 : 77-98. pis. 1-4. [Albiigo.] 

 Stevens, N. M. 1903. Zool. Jahrb. 18: 227-240. pis. 20, 21. [Sagitta 9 -genesis.] 

 1905. Carnegie Inst. Wash. Publ. 36. [Accessory chromosome.] 

 1907. Proc. 7 Internat. Zool. Cong., Boston. [Drosophila chromosomes.] 

 1908a. Jour. Exp. Zool. 5 : 453-470. 3 pis. [Diabrotica chromosomes.] 

 19086. Jour. Exp. Zool. 5: 359-374. 4 pis. [Sex-chromosomes; S3^napsis.] 

 1911a6. Biol. Bull. 20: 121-122. 21:155-167. 35 figs. [Guinea pig.] 

 1911c. Biol. Bull. 20: 109-120. 38 figs. [CuZex chromosomes.] 

 Steward, F. C. 1928a. Biochem. Jour. 22 : 268-275. [Cell membrane.] 

 19286. Proc. Leeds Phil. Soc. 1 : 258-270. [Cell membrane.] 

 1929. Pro toplasma 7: 602-621. [Cell membrane.] 

 Stieve, H. 1921. Arch. Mikr. Anat. 95: II 1-202. pis. 1-7. [Proteus oocyte.] 

 Stiles, W. 1924. Permeability. London. 



Stoel, G. 1928. Zeitschr. Krebsf. 26 : 386-403. illus. [Radium.] 

 Stolc, a. 1910. Roux's Arch. Entw. 29: 152-168. pis. 4, 5. [Enucleated cells.] 

 Stolte, H. A. 1922. Arch. Protist. 45 : 344-389. 30 figs. [Macronucleus.] 

 Stomps, T. J. 1910. Kerndeeling en synapsis bij Spinacia oleracea. (See Biol. 

 Centralbl. 31: 257-320. 3 pis.) 

 1912. Biol. Centralbl. 32: 521-535. 1 pi. [(Erio^/iem mutation.] . 

 1916. Biol. Centralbl. 36: 129-160. [Chromosome number: plant size.] 



1919. Zeitschr. Ind. Abst. Vererb. 21: 65-90. 3 pis. [Gigantism.] 



1920. Zeitschr. Ind. Ab.st. Vererb. 22 : 261-274. [Variegation.] 

 1923. Erblichkeit und Chromosomen. Jena. 



Stopes, M., and K. Ftjjii. 1906. Beih. Bot. Centralbl. 20 : 1-24. 1 pi. 

 Storch, O. 1924. Zool. Jahrb., Anat. Abt., 45: 309-404. illus. [Asplanchna.] 

 Stork, H. E. 1920a. Bull. Torr. Bot. Club 47: 199-210. pis. 6, 7. [Taraxacu7n.] 

 19206. Amer. Jour. Bot. 7 : 445-457. pis. 31-33. [Aleurodiscus.] 



