RC.PrNNKTT :n 



than thiit of a single facUtr, nm) thin, taken in runjiinction with the cir- 

 cnniHliuict'M uniler which it u\iu\v it-n u|>|H'iinuir«>. Hii|)|H>rts ihc view thiit 

 the origintil plant anm.\ not through the uni«>n nftwo ^^Tni rcIlM which 



TAHLK II. 



Y«»r wlicn No «»f N«». of No. of No of 



(niwn |»Unt* nomuiU rrBtin* famlltv* 



1910 > G40 4Hn IM 'J 



1913 « Hi:> .-iiK) 'i-i.-V IJ 



1913' lOae 7.W '270 2() 



1914 711 502 149 '2 



l9lo 14.V) 1124 331 2^ 



1910 H73 080 193 11 



ToUIr ... 6520 419H 1322 HO 



KxpeetdtioH nt^f i:iHU 



hafi K>st the normal fjictor, but through sonir nwlical alt<r;iti»Mi in th<* 

 zygote aft^'r union between two nornial gametes had already taken 

 place. 



' Recorded in Journal of Geiwtict, Vol. i. 1911, p. 29.'>. 



' Recorded in Journal of Genetics, Vol. in. 1913, pp. 102, 103. 



