Edith R. Saunders 



219 



TABLE II. 



Results obtained when crossbreds were self-fertilised or bred 

 back with the hairy-stemmed form. 



Experiments* shewing that nudicaulis 

 crossbreds x self or fertilised inter se yield 

 both forms in the simple Mendelian ratio of 

 3 nudicaulis : 1 pubescens. 



Offspring 



Experiment 4 * shewing that nudicaulis 

 crossbreds when crossed hAckwith pubescens, 

 in accordance with expectation yield the two 

 forms in the ratio of 1 nudicaulis : 1 pubes- 

 cens. 



* Beciprocal crosses were made in each case. 



and Continental Floras and in numerous works devoted to detailed 

 descriptions of British Wild Flowers and Garden Plants for any hint as 

 to the definite nature of the variation above mentioned. In descriptions 

 containing direct reference to this character of the stem as apart from 

 the plant as a whole, and such are the exception rather than the rule, it 

 is usually stated simply to be tomentose or pubescent, or at most with 

 the amplification "especially above," but without in such case precise 

 Journ. of Gen. vii 16 



