v 



150 



SEEDS, BUDS, BULBS. 



Sect. IX. 2. i. 



that when thefe joints are furrounded with moifl: earth, and are pi 



ed but a certain depth from th 



air, that new buds will p 



forth 



d thefe joints, and ftrike their roots into the foil 



Whence th 



agrarian hulbandman may derive great advantage from tranfplanting 

 hts wheat, after it has produced a circle of new ftems from the firft 



joint of the ft 



for if he then parts and replants them an inch 



two deeper in the ground, fo as to cover th 

 thefe additional ftems, he may multiply every 



firft joint of each of 

 one of them four or 



fix times 



nd thus obtain twenty or thirty ftems from 



D 



feed. See No. III. i. and 7. of this fedion. 



II. I. Other vegetable embryons are produced in the buds on the 

 ftems or branches of trees, which may be termed the viviparous pro- 



q in contradiftindion to thofe from feeds, which may 



creny of plants, in cor 



be termed their oviparous progeny 



\ 



flower-bud 



both 



Thefe buds are either leaf-bud 

 ; the bud is termed hyber 



o 



o 



m, or winter-cradle, of the embryon flioot, and is covered with 

 fcales, and often with a refmous varnifh, as in tacamahacca, to pro- 

 ted it from the cold and moifture of the enfuingr winter, and from 



the depredation of infeds, 



Thefe by inoculation or ingrafting on other ftems of trees, or by 

 being planted in the earth, become plants exadly fimilar to their pa 



A c 11 ^.lo-To ;nTr^rfpf1 nvpr tVjpfe huds. when fet in th 



rents. 



earth, contributes to infure their growth by preventin 



A fmall glafs inverted over thefe buds, when fet 



therwife they are liable to perfpire more than they 



exhalat 



abforb, before they have acquired 



ing a flip 



may be given them 



of 



roots ; this the gardeners call pip- 

 it. In this fituation a greater heat 

 hothoufes, without increafing their quan- 

 tity of pe'rfpiration, which ceafes as foon as the air in the glafs is fa- 



rated with moift 



and the increafe of heat much contributes to 



, as they can at the fame 



the protrufion of their roots and new buds, as 

 time bear to be fupplied with a greater quantity of moifture. 

 Every bud of moft of the deciduous trees of this climate may there 



8 



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thi 



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