148 



SALVIA. 



[chap. 



are, however, several other points in which S. 

 officinalis differs greatly from the species last de- 

 scribed. 



The general form of the flower indeed is very 

 similar.' We find again that, as generally in the 



Fig. 113. 



Fig. 



Fig. 1 14. 



Fig. iT^.— Salvia officinalis. Section of a young flower. 

 Fig. 113.— Ditto, visited by a Bee. 

 Fig. 114.— Ditto, older flower. 



Labiates, the corolla has the lower lip adapted as an 

 alighting board for insects, while the arched upper 

 lip covers and protects the stamens and 'pistils. 



In Salvia officinalis, however, the back of the 



