/ 



I 



340 



DISEASES 



Sect. XIV. 3. i. 



mical, it may proceed more haftily, when the life of the fruit is im- 

 paired or deflroyed ; as feems to occur in the drying of germinated 

 barley, and in baking pears, as well as in bruifing apples for the pur- 

 pofe of making cyder; which laft effect might probably be muc4i 

 improved by the addition of warmth. 



III. 



DISEASES OCCASIONED BY INSECTS 



I. 



Amono- the difeafes of plants Linneus add 



Philofoph 



Thefe 



The sails of oak 



Botanica the neftsof thofe infers, which depofit their eggs in pla 

 whence a variety of excrefcences. 



of ground-ivy, ciflus, trembling poplar, willow, and hawk-weed. 



a. and 



2. Bedequar of rofes 



briar-balls. 3. Follicles of piflach 



black poplar 

 fpeedwell, and 



4. Contortions of ceraftium, chick-weed, veronica 



5. Scales of firs, willows, and rofe 



J 



/ 



He then adds, that the duplicature and prolification of flowei 



ccafioned by infe£l 



often 



thus made prolife 



as common chamom 



matricaria, is 



d that carduus caule crifpo bears larger flo- 

 , with the piftils growing into leaves, by the wounds of infeas. 

 It mufl be obferved, that thefe excrefcences on the leaves of fome 



mutation of their manner of growth 



ays th 



confcquence of a fimple wound or pundure of the infeds, but of th 



\ 



depofition of th 



tinue to flimulate the growing 

 fequently into unnatural growth 



young offspring ; which afterwards 



into 



ral motion 



d 



like the inflammation and 



^equent new granulations of fle(h in the wounds of animal bod 

 which, if the fkin is prevented from fpreading over them 



i^ 



e 



& 



fubftances of fungous flefli 



beneath the fkin, wh 



loofe 



Many flowers are deflroyed 



dered unprohfic by the dep 



I 



dation of infed 



as 



fe-buds by the cynips 



and I remember ob 



o 



dry fummer 



every bloflbm of a. large quince tree 



was 



