1. Linkage data :-

Pedigree Genes X Y Linkage phase XY Xy xY xy Total Recombinations
No.    %
Authority
9415 G A3 1) R S 260 65 96 3 424 22.5 Lindstrom
9451 R A3 C S 120 24 49 20 213 40.3 "
9419 Pl A3 C B 86 73 80 64 303 153   50.5 "
9232 Su W4 2) R S 2366 977 980 159 4482 37.00.9 "
9429 Tp A3 C B 31 33 59 58 181 92    50.8 "

1) A new recessive anthocyan gene.
2) Assigned w4 because the original w4 in the mimeographed sheets is not shown to be linked with anything, and since the gene is on the new 4th chromosome.