MUTATIONS, VARIATIONS, AND RELATIONSHIPS OF THE OENOTHERAS. 41 



FIG. 24. Correlation in buds of O. lamarcki- 

 ana from Hilversum. Length of bud- 

 cone subject, thickness of bud-cone 

 relative. Coefficient of correlation, 

 0.7852 0.0204. 



FIG. 25. Correlation in the buds of Oenothera 

 lamarckiana,No. 04129. Length of bud-cone 

 subject, thickness of bud-cone relative. Coeffi- 

 cient of correlation, 0.8732 0.0127. 



FIG. 26. Correlation in the bud of Oeno- 

 thera lamarckiana, No. 04 11 3 . Length 

 of bud-cone subject, thickness of bud- 

 cone relative. Coefficient of correla- 

 tion, 0.8289 0.0166. 



FIG. 27. Correlation in the buds of Oenothera 

 lamarckiana, from Hilversum. Thickness 

 of ovary subject, thickness of hypanthium. 

 relative. Coefficient of correlation, 0.5727 

 0.0358. 



