STUDIES OF INHEIUTANCK IN THK JAPAN KSP: 

 CONVOLVULUS, 



By B. MIYAZAWA. 



Agriculinml Expeinmeut Station of the Prefecture uf Kaimganui, 



near Yokohama. 



(With PlaU^ II and One Text-figuiv.) 



[Xote. In the pivsont stiiU* of the postal service it has not been 

 possible U) submit this piper to the author for revision. Ei>l).] 



CONTENTS. 



rA(»E 



Introduction <iO 



Experiments 61 



(a) Fi generation 61 



(/>) F^ , 62 



1. Leaf colour 63 



2. "Hukurin" 63 



3. Flower colour 65 



(r) ^3 generation 66 



1. Leaf colour 6(J 



2. "Hukurin" 67 



3. Flower colour 67 



{(i) F^ generation "*• 



1. Leaf colour 70 



2. "Hukurin" 71 



3. Flower colour 71 



(<•) Back-croHsing and F> .... 7* 



DiscnsHion of results 7.> 



Summary ^^ 



Explanation of Plate II ^'-^ 



