Normal K..ar Defeolivo Ear 



SEGREGATION OF FLINT-DEFECTIVE GRAINS 



FiGi'RE 16 The normal grains are a dark yellow, while the defective grams 

 are lighter in color and smalfer. The germmation of the d^-.^-^^ve gra.ns >s very 

 ioor and all that do germinate produce albmo plants (see Hgure 20). The study 

 of this defect has been rendered difficult because of the sterd.ty of the pollen m th.s 

 inbred strain. See p. 1-50. 



