i 



Sect. XV. 1.5 



OF 



FRUITS. 



391 



I 



i 



)f 



it 



) 



y 



a 



or 



he 

 .he 



ing 



;eks 



a 



eta 



41 





uU' 



have 

 from 



leaf) 



s 



be- 



uet^t 



1 



feminal ofFsp 



th the refer 



of nutriment 



fru 



hich 



1 



ttends it. A fubje£l which is new, and merits to be further inquired 



into. 



It is curious to obfervc, that when harfher fruits become fwee 

 that the bloffom becomes whiter, as is univerfally feen in thofe of 



native crabs, and of our cultivated apples ; \ 

 larger, and the green leaves alfo become of 

 complexion. 



d that the buds becomi 

 rger area, and of pale 



Thus Mr. Knight obferves, " that the width and thicknefs of the 



d the 



leaves generally indicate the fize of the future appl 



of the black cherry and purple grape may be known by their autum 



nal 

 the 



d that even in pi 



which have fprung from feed 



preceding fp 



the tinging matter in th 



of thefe 



plants is probably of the fame kind as that, to which the fruits will 

 in future owe their colour." The leaves of the purple grape become 

 quite red in autumn, as well as thofe of the geranium robertianum, 

 and many other kinds of foliage, which I fuppofe may be owing to 

 their abundancy of acid, which uniting with the blue part of what 



ftitutes along with the yellow part th 



o;reen colour of veo; 



table leaves, converts it to red 

 flowers into red ones. 



as it changes the colour of blue 



5. A tranflation of the beautiful lines in Virg 



Georgics on in 



grafting may amufe the read 



Where cruder juices fwell the leafy vein, , 

 Stint the young germ, the tender bloflbm ftain j 

 ' On each lop'd (hoot a fofter fcion bind. 

 Pith prefs'd to pith, and rind applied to rind. 

 So fhall the trunk with loftier creft afcend. 

 And wide in air robufter arms extend. 

 Nurfe the new buds, admire the leaves unknown. 



And blulhing bend with fruitage not its own. 





II. TO 



