84 ARISTOLOCHIA SERPENTARIA. 
leaves so narrow, as to appear like a distinet 
species ; the flower, however, being not different. 
Woodville’s figure of our plant has the leaves 
much too broad for the common habit of the 
eons 7 | 
- It belongs to the class Gynandria, order 
aman or more properly Dodecandria. It is 
one of the few genera placed by Linneeus in that 
class which are not of the Orehideous tribe. 
Natural orders ——- Linn. Aristolochia, 
Juss. | 
This vegetable is humble in its growth, being 
most commonly under a foot in height. The 
root is extremely fibrous, and sends up a number 
of stems. ‘These are simple or slightly branched, 
jointed, flexuous, and often of a reddish tinge. 
The leaves are alternate, on short petioles, oblong, 
entina| acuminate, gegen at ous and three 
"The denies grow caieaak to tink acess like 
dines of Asarum. They have a stiff leathery 
texture, and a dull brownish purple colour. ‘The 
peduncle which supports them has one or more 
leafets, and gradually enlarges into a furrowed 
obovate germ. The corolla, like others in this 
singular genus, consists of a long contorted tube, 
bent in the form of the letter §, swelling at its 
