W. Neilson Jones and M. Ouevely Rayneii 223 



EXPLANATION OF PLATES. 



PLATE XXXI. 



Fig. 1. I'lants of II and G varieties of llnjonin dioica growing »ide by side. 



Fig. 2. Ditto, nearer view. 



Fig. 3. Shoots of varieties B and (original parents) and of hybrid 7'',. 



PLATE XXXII. 



Fig. 4. Leaves from jilants of li variety showing extreme range of variation. 



Fig. 5. Leaves from plants of '; variety showing e.Ktreme range of variation. 



Fig. (i. Leaves from plants of /•'] .showing extreme range of variation. 



Fig. 7 «. Plant 15/11 ^3 : a plant from the cross Fj x F, resembling heterozygote L'l in 

 leaf-character. 



Fig. 7 b. Plant 2/10 b : a plant frojn the cross B x G { = 1'\). 



Fig. 8 c. Plant 17/11 / : a plant from the cross t\ x G. 



Fig. 8 ((. Plant 1-5/11 h : a plant from the cross Fi x Fi resembing G parent in leaf- 

 character. 



Fig. 8e. Plant 1.5/11 /<; a plant from the cross Fj x F| resembling B parent in leaf- 

 character. 



PLATE XXXIII. 



Fig. 9. Plant 15/11 -1 : a plant from the cross l'\ x Fi : resembles B parent in leaf-shape, 

 bloom on berry and short-stalked inflorescence = pure extracted B type for these 

 characters. 



Fig. 10. Plant 15/11 c: a plant from cross Fi x Fj ; resembles B parent in leaf-shape, 

 but berry has no bloom and inflorescence is of G type. 



Fig. 11. Pfant 15/11 ft. A plant from the cross FixF^: resembles G parent in leaf- 

 shape and absence of bloom, but inflorescence follows B parent. 



Fig. 12. Plant 15/11 w. A plant from the cross FixFi: resembles G parent in leaf- 

 shape and absence of bloom and long-stalked inflorescence = pure extracted G type for 

 these characters. 



