104 



nil-: AMi-incAX xathlilist 



[You LIII 



Bun-'t Whito 38.6 



Avevnj?(> 38.0 



Cross 28.4 



Burr's White ;}8.6 



Cross'! 37.8 



Tn three out of the four eases above the cross out- 

 yiekled tlie average yield of the two parents. 



Some observations were made by McC^uer, (p. 86), as 

 to effect of crossiniT on tlie number of rows of kernels, 

 the results beinp: an appi-oximat(4y intermediate condi- 

 tion in tlie Fi hybrids w^ith respect to this character. 



AFcl 'hit'i- i'('iiiark> upo!; tlic di (■t'crciict' in reciprocal 



])nl.-rortl- <l.'nt-.M,ni rf()>M.^. to tlu' ..ff.'rt thilt wliou the 



pop (MH'ti wil- u>cd it- ;i pollen ]i;n'<Mir. tlic 1'', kci'nels were 

 iiKMv fliiily tlmii wild! til.' dciil .•..I'll \v.-i> ii^M :is the pol- 



So fni- the wi-itcr know-. M.-Clurr llic first ]>crson 

 known lo hnvv uuulv ;i <to.. hotwro,, twn dift'oivnt tvpos 

 of rorn. who p;,id rIoMM-nnuol, ;,t fill i oil [n tlu^ roMlIt- of 



such a cross lo lead him to illustrate the parent ears, the 



