BOTAMCAL GAZETTE 



cultures of 1914. The two mutations of Lexington C (nos. 28 and 

 57) which passed muster as t}-pical plants when the seedlings of 

 1 913 were examined would probabl}' not have been missed in the 



■^p) 



4r t ^ S ^ 



\ 4 H ^ 





Fig. 14. — F; progeny of Lexington C, Oenothera pratincola (pan 3 of the progeny 

 of C-;:); two mutations are sliown, mut. suhidata, C-72-5, and mut. nummidaria, 

 C-7J-0; tiie other plants are typical. 



more searching scrutiny which the seedlings of 1914 underwent. " 

 Although some of the mutations cannot be distinguished in the 

 young seedling stage with ease, it is believed that the likelihood 



" ^lut. iiitida, represented by Lexington C-57 in the cultures of 1913. occurred 

 several times in 10 14 and was detected in the >"oung seedling stage in ever\- case 

 Nov. (1914). 



