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LETTER XXVI. 
MARCH, 1790. 
IF you have read my laft letter with at- 
tention, the 24 clafies of Linnaeus are 
fixed in your memory: without a perfect 
recollection of thefc, it is impoffible to pro- 
ceed a fingle ftep in the modern fyftem of 
Botany. As to the Orders, it will be time 
enough to look round the houfe when you 
are introduced to the family. 
Notwithstanding the remarkable mild- Bellis. 
nefs of the winter, you fee, our bota- 
nical enquiries of to day, will be con- 
fined to a fmall number of flowers. 
The common Daify, and that yellow 
flar, which you obferved, in abundance, 
on the declivity of the ditch near the 
iron gates of King's, are the only flow- 
ers we have feen. Let us begin with 
the mod common of all flowers of the 
field, the Daify, univerfally called, in 
Latin, Beltis. The fpecific, or trivial, 
name, given by Linnaeus to the fpecies 
in your hand, isperennis, to diftinguifti 
it 
