THF PKOI'AWATION OF FM.ANTS 



14 



88-91. Tho n-iison is tliiit iu pliintH which ure hahitually propa- 

 pntcd by seeds, as the gardeu vopetables, we are conMtaiitly 

 discarding the fomis which do not oonie true, and are thereby 

 fixing the tendency to come true,— since only the individuals 

 which do come true are allowed to per- 

 petuate themselves. In plants which are 

 not habitually propagated by seeds, this 

 selection does not take place, and the 

 tendencv to come true is not fixed. 



217»i. The longest -lived seeds are those 

 borne on plants which reach their normal, 

 healthy development. Those produced in 

 very dry years are apt to have low vitality. 

 Seeds should be stored in a dry and fairly 

 cool room. Tables of the longevity of ganieu seeils may be 

 found on pp. 104-107 of the 4tli edition of " Horticulturist" s 

 Rule- Book." 



Kie. •16. Seed-iKit, covered 

 with glass. 



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t'l(. it Four Ujrwii Kboot* 



219a. "Nursery -Book," pp. 1-7, discusses th«' meani of 

 regulating moijiturf, with illustrations. 



2'Jt^. As an experiment, plant euro a foot deep in warm. 



