ALLItTM PORRUM. 
The Leek. 
For Class, Order, Nat. Ord. and Gen. Chak. 
See Allium Sativum. 
Spec. Char. Stem smooth. Umbel globose. Leaves flat. 
Stamens three-cleft. Bulb coated. 
The leek* is a biennial plant, a native of Switzerland, flowering^ 
in May and June. It has been long cultivated in this country for 
culinary use, for which purpose it is better known than as a medi- 
cine of much efficacy. 
The bulbs consist of concentric circles, externally of a white 
colour, from the bottom of which spring fibrous roots ; the stem is. 
a naked scape, rising to the height of two or three feet, leafy at the 
lower part ; the leaves are broad, linear, flat and pointed ; the 
flowers are produced in large spherical umbels on purplish peduncles ; 
the corolla is of a purplish colour, bell-shaped, and composed of 
six rough -keeled petals ; the stamens are somewhat longer than the 
petals, alternately trifid; the germen is superior, supporting a 
simple style terminated with an acute stigma. 
For Class, Order, Nat. Ord. and Gen. Char. 
See Allium Sativum. 
Spec. Char. Scape naked, tubular, swelling. Leaves 
cylindrical, smooth. Umbel subglobose. Petals nearly 
equal. 
* Ufartv, Dioscoridis. 
ALLIUM CEPA. 
Common Onion, 
