xxviil 
ANALYSIS OV 
Difficulty of examining the root prevents it being made ufe of 
as ftich, Trunk and Stalk, afford ftrongly marked chara&ers. 
Fulcra and Infiorefcence furnifh permanent marks. Parts of 
Fructification icmetimes ufed with advantage in fpeciric dis- 
tinctions. 232, Some Hypericums and Gentians diftinguimed 
by their parts of Fructification. Such diftinctions agreeable 
from being obvious. Many other fpeciric characters equally 
obvious. Study of leaves neceffary to the unde.rftanding the 
fpecies of plants. Mori; elegant Specific diftinctions formed 
from leaves. Great variety in leaves 5 muft be attentively 
ftudied ; method of ftudying leaves. 233, Form of leaves firft 
to be considered ; divided into fimple and compound ; fimpls 
leaf defined ; fixty-two ways in which a fimple leaf may be 
diverfified. Various forms of leaves muft be ftudied with plates 
of them, and terms of explanation. Genius of Linneus ihown 
in the conftruction of his botanical language. Englith Bo-- 
tanifis much indebted to the Lichfield tranllators of LinneusV 
works-. Preface and advertifement to the Lichfield translation 
mould be read by botanical pupils. The knowledge of leaves 
may be acquired by attention. 234, Explanation of the 
Linnean language. Excellence of the Linnean defcriptions* 
Want of precifion in the defcriptions of other authors. Me- 
thod of acquiring preeife ideas of the different forms of leaves. 
235, Language of the Lichfield tranllators explained; agree- 
able concifenefs of that language. 230, Compound leaf de- 
fined. Compound leaf and branch known from each other by 
two rules. 237, Leaves of Robinia Pfeud-acacia , a good ex^ 
ample of the compound character. Three kind of compound 
leaves. Great variety of compound leaves. Each modification 
of a compound leaf marked by an appropriate term 5 method 
of fiudying compound leaves. Different modifications of the 
compound leaf enumerated. Fingered leaf feen in Horfe- 
chefnut and Lupine. Specific characters frequently formed 
from the various modes of compound leaves. 238, Various 
forms of fimple leaves mould be ftudied before thofe of the 
compound kind are attended to. The Lichfield tranflation 
the 
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