650 APPENDIX IV 



Yamamoto, Y., 1935 a, Karyogenetische Untersuchungen bei der Gattung 



Rumex. Cytologia, 6, 407-412. 

 Yamamoto, Y., 1935 h, Karyogenetische Untersuchungen bei der Gattung 



Rumex. II-III. Jap. J. Genet., 11, 6-17. 

 YamaNouchi, S., 1908, Apogamy in Nephrodium. Bot. Gaz., 45, 289-318. 

 Yamanouchi, S., 1912, The Life History of Cutleria. Bot. Gaz., 54, 441-502. 

 Yamaura, a., 1933, Karyologische und embryologische Studien iiber einige 



Bambusa Arten. Bot. Mag. Tokyo, 47, 551-555- 

 Yarnell, S. H., 1929, Meiosis in a triploid Fragaria. Proc. Nat. Acad. Sci., 



15, 843-844. 

 Yarnell, S. H., 1931 a, Genetic and Cytological Studies on Fragaria. 



Genetics, 16, 422-454. 

 Yarnell, S. H., 1931 h, A study of certain Polyploid and Aneuploid Forms in 



Fragaria. Genetics, 16, 455-489. 

 Yasui, K., 1921, On the Behavior of Chromosomes in the Meiotic Phase of 



some Artificially Raised Papaver Hybrids. Bot. Mag. Tokyo, 35, 154-168. 

 Yasui, K., 1927, Further Studies on Genetics and Cytology of Artificially 



Raised Interspecific Hybrids of Papaver. Bot. Mag. Tokyo, 41, 235-261. 

 Yasui, K., 1931, Cytological Studies in Artificially Raised Interspecific 



Hybrids of Papaver III. Unusual Cases of Cytokinesis in Pollen Mother- 

 Cells in an Fj Plant. Cytologia, 2, 402-419. 

 Yasui, K., 1933, Ethyl alcohol as a fixative for smear materials. Cytologia^ 



5, 140-145- 



Yasui, K., 1935, Cytological studies in diploid and triploid Hosta. Cytologia, 



6, 484-491. 



Zirkle, C, 1928, Nucleolus in root tip mitosis in Zea mays. Bot. Gaz., 86, 



402-418. 

 Zirkle, C., 1931, Nucleoli of the Root Tip and Cambium of Pinus Strobus. 



Cytologia, 2, 85-105. 



