40 AN INTRODUCTION 
Tamarix and in Graffes ; or Pubefcent, downy, 
as in Cucubalus and Lathyrus. 
In refpectt to LENGTH, it may be Fili- 
form, Thread like, as in Zea ; or as long as 
the Style, as in Genipa. 
In refpe& to THICKNESS, it may be 
Foliaceous, refembling a thin Leaf, as in Iris. 
In refpe& to DURATION, it is either 
Marcefcent, withering, as in moft Plants; or 
Perfifting, as in Sarracena, Hydrangea, 
Nympbea and Papaver. inte 
CH AP. SY. 
Of the different Structures of the PERICAR- 
PIUM. 
HE Variations of the Pericarpium 
itfelf, in refpect to NUMBER, arife 
properly from the Number of its Capfules, 
that is, the Number of Parts into which the 
Fruit is externally divided, the internal Di- 
‘vifions refpe@ting the Loculaments. 
In refpeét to external Divifion, the Peri- 
carpium is either adfent, as in the Order 
Gymngfpermia of the Clafs Didynamia* ; 
® See Part II. Chap. 38. 
Uni- / 
