MOL 201 
is the barx consisting of but one layer in plants or branches only 
one year old. In older branches and trunks of trees, it consists of as 
many layers as they are years old; the innermost and newest being 
called the liber: it is in this layer only that the essential vital func- 
tions are carried on for the time being, after which it is pushed out- 
wards with the cellular integument, and like that, becomes a life- 
less crust. 
Lig’neous. Woody. 
Iag’num. Wood. : 
Lig’ulate. Strap or ribbon like, flat, as the florets of the dandelion. 
Litia’ceous. A corolla with six petals gradually spreading from the 
base. fe, 
Limb. The border or spreading part of a monopetalous corolla. 
Ian’ear. Long and narrow with parallel sides as the leaves of 
grasses. 
Tap. The under petal ina labiate corolla. 
Initora‘lis. Growing on coasts, or shores. 
fav’idus. Dark purple. 
Lobe. A large division, or distinct portion of a leaf or petal. 
Loc’ulus, A little cell, from locus a place. 
Lo’ment. A pod resembling a legume, but divided by transverse par- 
titions. 
Longifoli’us. Long leaved. 
Longis’simus. Very long. 
Iw’cidus. Bright and shining. 
Lawrid. Of a pale dull colour. 
Lu’teus. Yellow. 
Ly’rate. Pinnatifid, with a large roundish leafet at the end. 
M. 
Macula’tus. Spotted. 
Marces’cent. Withering. 
Margin. 'The edge, or border. 
Mara‘time. Growing near the sea. 
Medui’la.. The pith or pulp of vegetables. The centre or heart of 
the vegetable. Various opinions have been entertained respecting 
the importance of the pith; Linneus considered that it was the seat 
of life and source of vegetation: that its vigour was the principal 
cause of the shooting forth of branches, and that the seeds were 
formed from it. It is now generally thought that the pith does not 
perform so important a part in the economy of vegetation as wag 
supposed by Linnzeus. 
Melitf’erous. Producing, or containing honey. 
Mem’branous. Very thin and delicate. 
Mid’rib. ‘The main or middle rib of a leaf running from the stem to 
the apex. 
Minia’ius. Scarlet, vermilion colour. 
Mola’res. Back teeth, grinders. 
Mol’lis. Soft. 
Motlus’cous. Such animals as have a soft body without bones; as the 
oyster. 
