322 SEMI-CENTENNIAL OF TORREY BOTANICAL CLUB 
A large series of crosses involving height is in progress, and 
the data from these will be published in detail. 
LITERATURE CITED 
Bateson, W., Saunders, E. R., Punnett, R. C., Hurst, C. C., & Killby, 
Miss. Reports to the Evolution Committee of the Royal Society. 
1902-1906. See Rep. 2: 55-80. 1905, for peas 
Bateson, W. Mendel’s principles of heredity. іх + 396. f. 1-37. pl. 
1-6. Cambridge (Eng.) Univ. Press. 1909 
Keeble, F., & Pellew, Caroline. The mode of inheritance of stature 
and of time of flowering in Pisum sativum. Jour. Genet. 1: 47-56. 
I9IO. 
Laxton, W. The cross-breeding and hybridization of peas and of. 
hardy fruits. Rep. 3d Internat. Conf. on Genetics, London, 
468-473. 1906. 
Lock, R. H. Studies in plant-breeding in the tropics. II. Ann.. Roy. 
Bot. Gard. Peradeniya 2: 357-414. 1905. 
Lock, В. Н. The present state of knowledge of heredity in Pisum. 
Ann. Roy. Bot. Gard. Peradeniya 4: 93-111. 1908. 
Mendel, б. Versuche über Pflanzenhybriden. Verh. naturf. Ver. in 
Brünn,4: 3-47. 1866. See also Bateson (1909) for English trans- 
URS E. Weitere Beiträge über Verschiedenwertigkeit der 
Merkmale bei Kreuzung von Erbsen und Bohnen. Ber. Deut. 
Bot. Gesells. 19: 35-51. 1901. (For peas, see 35-45. Same 
paper in Zeitschr. Landw. Versuchsw. in Oesterr. 4. 
Tschermak, E. Ueber die gesetzmássige Gestaltungsweise der Misch- 
linge. Fortgesetzte Studien an Erbsen und Bohnen. Zeitschr. 
Landw. Versuchsw. in Oesterr. 5: 781-861. 1902. (For peas, see 
789-819.) 
White, O. E. Inheritance studies in Pisum I. Inheritance of coty- 
ledon color. Am. Nat. 50: 530-547. 1916. 
White, О. E. Idem. ІІ. The present state of knowledge of heredity 
and variation in peas. Proc. Am. Phil. Soc. 56: 487-588. 1917а. 
White. О. E. Idem. IV. Interrelation of the genetic factors of 
Pisum. Journ. Agr. Research 11: 167-190. tables I-IV + append. 
tables 1-27. 19175. Е 
