382 Key to the System of 



X. ABI ATAE. 

 SALVIA. 



1673. Flowers almost minute, supported by very small bracts 

 or floral leaves. 



Herbaceous, much beset with short hairlets ; leaves all 

 stalked, f rom lanceolar to elliptical, irregularly crenulated, 

 wrinkled above ; whorls of flowers distinct ; denticles of 

 the calyx blunt ; corolla slightly exserted, pale-purplish ; 

 fruitlets minute, ellipsoid. S. plebeja. 



1674. Inflorescence terminal, short, almost cylindrical, with 

 roundish somewhat purplish bracts. 



Never tall, somewhat beset with hairlets ; leaves from 

 elliptical- to lanceolar-ovate, distantly indented or almost 

 entire, only the uppermost sessile ; bracts from cordate 

 to renate-orbicular, pointed, ciliolated ; flowers small ; 

 upper side of the calyx truncate and minutely denticu- 

 lated at the summit ; corolla violet ; fruitlets very small, 

 triangular-ellipsoid. 



(Prunella vulgaris.) B. vulgar is. 



FLCTRANTHUS. 



675. Leaves long-stalked, from cordate- to ovate-orbicular, 

 crenular-indented. 



Usually rather tall ; stem slightly pellucid ; leaves wrinkled 

 above, occasionally assuming a somewhat purplish hue ; 

 inflorescence leafless, consisting of distinct whorls ; bracts 

 fugacious ; corolla pure-blue, semiemergent, its lowest 

 lobe enlarged, concave ; two of the stamens somewhat 

 longer than the corolla ; fruitlets smooth. . 



P. parviflorns. 



X.1TCOPUS. 



1676. Leaves from broad- to narrow-lanceolar, serrated. 



Swamp-plant, rather tall, scantily beset with minute rigid 

 hairlets ; leaves comparatively long, but on short stalks 

 or almost sessile, their denticles somewhat distant ; 

 flowers quite small, their stalks and stalklets almost 

 absent ; bracts short, narrow, pointed ; corolla whitish, 

 usually but little emerging ; fruitlets smooth, somewhat 

 turgidly margined. Ii. Australis. 



