MONOECIA. DIANDRIA. Lerana. SS5 
M. Cal. i\'leaved. 
F. a cone-like. Catkin. Nuts 2 ; with a jnembrana^ 
ccous wing. 
n DIaNDRIA 
LEMN ^, Smith, Wuh, 
Masc, Cal. monopliylliis. Cor^ nulla, 
f’aeni. Cal, munophyllus, Coi, nulla, Stylus 
I. Caps, polyspcrma. 
Male, Cal, \ 4 euf, Bloss, none, 
Fern. Cal. .1 leaf. BIoss, none. Style i. 
Caps. 1 07 ' 2-celled\ 1 or %-setded. 
L. foliis petlolatis lanceolaiis prolifcris. trisulca, 
L. Leaves on leaf-stalks, spear-shaped. 
IVY-LE WED DUCK-WEED. Ditches and staft- 
nant waters. Southwell llop-^ard ; Newark Old Trent 
Ditches. A. Juue. 
L. foliis sessilibus utrinque planiusculis, ra- minor,,' 
dicibus solitariis. 
L. Leaves sitting, hemispherical underneath : 
roots solitary, 
LESSER DUCK-WEED. Dhches and ponds. 
A. c'une* July. 
L. foliis sessllibus, radicibus confcrtis. 
L, Leaves sitting : roots crowded. 
