MAE. 1912.) //. NAKANO.— VARIATION IN THE SEEDS AND PULP. 



73 



On 25th Oct. 1910, 489 fruits were collected from a Fukure- 

 mikan tree about 3.3 m high. The data obtained are : 



From the lower half. 



From the upper half. 



On 5th Nov. 1911, I obtained only 63 fruits from the same 

 tree as above, because the yield was very scanty during this 

 vear. The data obtained are : 



If we compare the difference of 1910 and 1911 with that 

 of the upper and the lower branches in 1910, we get the 

 following. 



