«*i* PRE F ACE/* 
propagation by feeds without male and 
female organs of generation. The whole 
to be confidered is whether thofe parts 
"which are called, and, i believe truly 
called fo, do really exift, and whether they 
they for the mod: part exift fo uniformly, 
as to furnifh marks fufficient to diflinguifli 
the claffes, &c. by. Nor does it matter 
whether it be hard to diftinguilh thofe 
marks, but whether they can with proper 
care and patience be diftinguifhed, and 
whether we can furely diflinguifli plants, 
without pbferving thofe nice and minute 
parts, and whether a fyftem has been 
found equally fure with the Linnaean 
with oat having regard to thofe parts. 
Thole who think fo would do well to in- 
form the world of their difcovery, and not 
make objections that affect only the ob- 
fcurity of nature, when they mean to con- 
demn a fyftem which is obfeure mere- 
ly from its confonancy to nature. If 
Providence has thought fit to write in 
cyphers, fhall he be blamed who endea- 
vors to give, a keyltp its works, becaufe 
feme 
