Plate XI. 



Seeds from Bartlett pears. Each group represents the seeds from one fruit. The 

 number underneath is the record number of the fruit, and refers back to the original 

 experiment recorded in the synopsis, and to the description in Chapter iv. The 

 upper row of groups are from self-pollinated flowers, and the other three rows are 

 from crosses. Nos. 4078, 4083, 4084, 4086, and 4087 are with Clapps Favorite; Nos. 

 3968, 3969, 3971, 3975, 3976, 3977, and 3981 are with Easter; Nos. 4070, 4072, and 4073 

 are with White Doyenne pollen. 



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