180 AN INTRODU TION 
CL A iP. iIv. 
Of the TRUNK. 
RUNCUS, the Trunk, is that which 
produces the Leaves and Fruétifica- 
tion: It is of feven Kinds, viz. Caulis, Cul- 
mus, Scapus, Pedunculus, Petiolus, Frons, and 
Stipes. 
1. CAULIS, a Stem, is the proper Trunk 
of the Herb, and ferves to elevate the Leaves 
and Fructification: it is either Simple or 
Compound. 
SIMPLE Stems are fuch as proceed jin a 
continued Series towards their Summits : 
And thefemay be, iutegri, entire; or ramofe, | 
branchy. 
“Integri, entire; when they are moftfimple, 
having fcarce any Branches. Thefe may be, 
Nudi, naked; when they are deftitute of 
Leaves ; as in Euphorbia, Caéfus, Stapeha, 
Ephedra, and Cu/cuta. 
Foliate, leafy; when they are furnifhed 
with Leaves. 
Flexuofe, bending different Ways, when 
the Direction of the Stem changes at every 
joint ; as in Prelea. 
Volubiles, twining ; when they afcend fpi- 
9 rally 
