BOTANY. 



Irregular gamopetalous corollas are labiate when the 

 limb divides so as to resemble a pair of lips. They are 

 of two kinds : personate, with the throat closed ; and rin- 



a. Personate. b. Ringent. 



FIG. 137. Labiate Corollas. 



\ 



FIG. 138. 



FIG. 139. 



FIG. 141. 



gent, with the throat open (Fig. 137, a, b}. A ligulate or 

 strap-shaped corolla is one that seems to be formed by the 

 splitting of the tube on one side (Fig. 138). 



