— 
xx- INTRODUCTION. 
-oIn fome only'thé Leaves are to be ufed,. in 
others the whole Plant cut: from the Root, in o- 
thers the ‘Flowers only, in others the: Fruits, in 
others the Seeds; in fome the Roots, and of fome 
Trees ‘the. Barks, fome the Woods,:and only — 
the Excrefcences-of others; while fome Vegeta- 
bles are to be ufed intire, whether it be’ frefh ga« 
thered, or: dried! and, preferved. Of all’-thefe, 
Inftances will. be given -in- great Number in the 
following: Sheets, .and the:Matter will be fpecified 
under éach Article, as the Part’of the Plant to 
‘ be ufed will always be named; ‘and it will be ad-. 
ded,’ whether it be beft freth, or beft or neceffarily: 
dried or otherwife preferved;. but it will be’proper. 
inethis Place to enter!into the fulk Examination of 
this Matter, to fave unneceffary. Repetitions:, un- 
der the-feveral particular Articles. = 3 
» The whole of moft Plants, native of our Coun’ 
try, dies off in Winter, exceptithe Root; and in: 
many that perifhes alfo, leaving the Species tocbe 
renewed from the fallen Scola, _.When the whole a 
wher the Roe. pl a pany Years, and fends 
up new Shoots in the Spring,'It}commonly has 
great Virtue. . This may.bea general Rule: For 
there is very little to be expected in the Roots: 
of annual Plants: Their Seeds for the. moft Part 
contain their greateft Virtues. 
__In. others, the Root livés’ ‘through: the Winter;: 
be Se there ae pies it large Leaves in the Springs 
e : . Thefe. are to be diftin=, 
_ guifhed-fror fe “which afterwards grow onthe — 
Stalk, for they are more juicy, and for. many Pur-) 
pofes.much> begter. In the fame. Manner, fome 
Plants, from their Seeds dropped in Autumn, pro-. 
duce a Root and Leaves which ftand all the — 
Winter, and the Stalk + #065: not rife till the fuc- 
eet 
