LA MUTATION 



XXV 



Davis (B. M.) (1910, 1911). — I. Genetical Studies on Œnothera: I, II, III, Some 

 hybrids of Œ. biennis and Œ. grandiflora that resemble Œ. La- 

 marckiana {Amer. Nat., XLV, 1910, 518 : 108-115 ; XLV, 1911 : 

 193-233; XLVI : 377-427). 



— (B. M.) (1911). — II. Some Hybrids of Œnothera biennis and grandi- 



flora that resemble Œ. Lamarckiana (Americ. Nat., XLV, 1911, p. 193). 



— (B. M.) (1912). — I. Cytological Studies on Œnothera ; II. The Reduction 



Division of Œ. biennis (Ann. of Bot., XXIV : 631-651) ; III. A Com- 

 parison of Reduction Division of Œ. Lamarckiana and Œ. gigas 

 {Ann. of Bot., XXV, 1912 : 941-974, pl. LXXI-LXXIII). 



— (B. M.) (1912). — II. Was Lamarck's evening Primrose (Œnothera La- 



marckiana Seringe) a form of Œ. grandiflora Solan der? (Bull. Tor- 

 rey. Bot. Club, 39 : 519-533, 3 pl.). 



— (B. M.) (1913). — I. Mutations in Œnothera biennis L. ? (Americ. Nat., 



XLVII : 116-128). 



— (B. M.) (1913). — II. Genetical Studies on Œnothera, IV (Americ. Nat., 



XLVII : 449-470, 547-571). 



— (B. M.) (1913). — III. The Problem of the origin of Œnothera La- 



marckiana de Vries (N. Phytologist, XII : 233-241, 1 pl.). 



— (B. M.) (1913). — IV. A much desired Œnothera (Plant World, XVI : 



145-153, 4 fig.). 



— B. M.) (1914). — I. Genetical Studies on Œnothera, V (Zeitschr. f. ind. 



Abst. und Vererbungslehre, XII : 169-205). 



— (B. M.) (1914). — II. Parallel Mutations in Œ. biennis L. (Americ. Nat. t 



XLVIII : 498-501). 



— (B. M.) (1915). — I. Professor de Vries on the probable origin of 



Œ. Lamarckiana (American Naturalist, XLIX : 59-64, 1915). 



— (B. M.) (1915); — II. The test of a pure species of Œnothera (Proceed. 



Amer. Phil. Soc, LIV : 226-245, 1915). 



— (B. M.) (1915). — III. A method of obtaining complete germination of 



seeds in Œnothera and of recording the residue of sterile seddlike 

 structures (Proceed, nation. Acad. Sciences, 1,5: 360-363, 1915). 

 Gates (R. R.) (1907). — I. Hybridization and Germ-cells of Œnothera Mutants 

 (Bot. Gaz., XLIV, 1907 : 1-21). 



— (R. R.) (1907). — II. Pollen Development in Hybrids of Œ. lata X Œ. La- 



marckiana and its Relation to Mutation (Bot. Gaz., XLIII, 1907: 

 81-115, pi. II-IV). 



— (R. R.) (1908). — I. The Chromosomes of Œnothera (Science, XXVII : 



1913-195). 



— (R. R.) (1908). — II. A Study of Reduction in Œnothera rubrinervis (Bot. 



Gaz., 1908, XLVI : 1-34). 



— (R. R.) (1908). — III. Pollen Formation in Œnothera gigas (Ann. of 



Bot., XXV : 909-940, pl. LXVII-LXX). 



— (R. R.) (1909). — I. An analytical Key to some of the segregates of 



Œnothera (Bep. Missouri. Bot. Gard., XX : 123-137). 



— (R. R.) (1909). — II. The Mode of Chromosomes Reduction (Bot. Gaz., 



1911, LI : 321-44). 



— (R. R.) (1909).— III. Apogamy in Œnothera (Science, N.S., XXX, 776 : 



691-694). 



— (R. R.) (1909). — IV. Studies of inheritance in the evening Primerose 



(Chicago med. Becord., 1909, 6 p.). 



— (R. R.) (1909). — V. The Stature arid Chromosomes of Œ. gigas de Vries 



(Arch. f.Zellf. ,111, 4: 525-552). 



— (R. R.) (1909). — VI. Some Effects of tropical conditions to the deve- 



