No. 628] VON GARTNER AND PLANT HYBRIDIZ. 1 TIOX 441 



Finally, Gartner's investigations upon color inker- 

 itance, which cover thirty pages of text, while not of gen- 

 etic value from the modern standpoint, are interesting 

 and valuable as a summary of the then existing knowl- 

 edge on the subject. One observation upon intensifica- 

 tion of color deserves mention : 



Red ^vitll r(Ml, nr.t soI.Lmii .uivos a lioio-liteiied brilliancy of color, as is 

 especially plainly shown in the llanie-colored flowers of Lnlnlia ntydi- 



Giirtner experimented in the crossing of corn, Avith a 

 view to determining the matter of change of color in the 

 seeds due to crossing, as re])orted by Sageret. Unfor- 

 tunately for Giirtner's cxpcrinuMit, lunvever, he crossed a 

 dwarf corn witlioul pci-ica r]) color, with corn hav- 



ing colored jicricai'p I -'of rod. ui^ay and striped color"), 

 inst('a<l of with coloi-od endosperm. In consequence, of 

 coni-se, ihe seeds l)orne ilie lirst year, -'differed neither 

 in size nor in color in the least fi'oni the natnral seeds of 



The following year, howcxcr. instead of getting com- 

 plete color dominance, he ol»taiin'd from oiw ear a ratio 

 of 224 with non-colori'd pericar]). to (!4 with ])ericarp 

 colored. Tlie other ear gax e 1(i4 seeds without ])ericarp 

 color to col(M-ed. lie cam-led the s.mmIs throngh to the 



