372 



MEMOIRS OF THE NEW YORK BOTANICAL GARDEN 



TABLE 4 

 Data for the self-pollinations of the F2 generation 



Plant 



Record for heads pollinated 



Seeds per head 



Fertility 



(£j X A)-4- 



Series I 



No. I . 



" 3- 



" 4- 



" 5- 

 " 6. 



" 7- 



" 8. 



" II . 



" 12. 



" 15- 

 " 20. 

 " 21 . 

 Series II 

 No. 2 . 

 " 3- 

 " 5- 

 " 12. 



" 13- 

 " 20. 



B 

 B 

 B 



B 



W 



B 



B 



B 



W 



W 



B 



W 



B 

 B 

 B 

 B 

 B 

 B 



II 



9 

 21 



17 

 5 

 4 



10 

 6 

 6 

 7 



7 

 6 



5 



II 



6 



7 



II 

 o 



4 



17 ! 

 I 



4 



10 I 

 2 

 6 

 7 



2 



3 

 2 

 II 

 2 

 o 



o 



9 



17 



o 



4 

 o 

 o 



4 

 o 

 o 

 o 

 5 



5 

 3 

 3 

 o 



4 

 7 



2, 3. 4, 7, 7, B, B, B, B 



2, 4, 5, 9, 9, 9, 10, 10, 10, ID, II, 12, 

 12, 14, 20, 21, B 



2,5,6,8... 

 3. 5. 10, 10. 



13, B, B, B, B. 



2, 3,4,4. 5- 

 I, I, 2 



3, 10, II, . . 



2, 2, 3, 13 



5, 8, 7. 9, 13, 13. 14- 



0.26 



0.43 

 0.22 



0.29 



t 



0.13 

 0.03 

 0.28 



0.21 

 0.50 



(£j X A)-6- 



No. 2 . . 



" 3-- 



" 4-- 



" 6.. 



II 

 20 



4 

 5 



II 

 20 



4 



5 



{A X E22)-2- 



No. I.. 



4- 

 5- 

 8. 



9- 

 10. 

 II . 

 12. 

 13- 

 15- 

 16. 



17- 



I8. 



19- 

 20. 

 22. 

 23- 

 24- 



W 



B 



B 



B 



W 



B 



W 



B 



B 



W 



B 



W 



VV 



W 



VV 

 B 

 B 

 B 

 B 



16 



II 



5 



7 



10 



9 



II 



6 



15 

 10 

 12 



8 

 12 

 II 

 II 



8 



16 



2 



3 



10 



o 



3 

 o 



9 

 5 

 6 



15 



ID 

 I 



8 

 12 



3 

 II 



8 



5 

 I 



5 

 4 



10 

 o 

 6 

 o 

 o 

 o 



II 



o 

 o 

 8 

 o 

 o 



Flowers abnormal, self-sterile, 



impotent 

 3, 4, 6, 6, 6, 7, B 



1,3, 4, II, 13 



2 



3, 4,6, 7 + B, 9 



2,3,7,8 



5,5,6,6, 7,7,8,8, 14, B.... 



I, 3, 6, 8, II, B. 



I + B, 3, 4, 5, 7, 9, 10, 10, II, 14, 

 16 



I, 2, 2, 2, 2, 6, 15. 



0.19 

 0.22 

 o.oi 

 0.32 

 0.16 

 0.42 



0.15 



0.52 

 0.17 



t % not computed 



