Dunn — A Key to the Labiatae 



15. Elsholtzia, Willd. ; Fl. Brit. Ind. 



abruptly 1 

 mder stalk 



pike slender, interrupted; bracts 

 Flower spike stout, continuous ; bracts 



Flowers 9 m: 

 the 



long ; whole plant roughly 



long ; whole plant, except 

 glabrous 



. Leaves nearly smooth above and almost 



glabrous beneath ; calyx teeth linear, 



contracted together in fruit . 



Leaves scabrous above, pubescent beneath ; 



calyx teeth short, triangular, open m 



fruit ..... 



Leaves gradually narrowed to the base ; 



calyx and corolla adpressed-pubescent 



Leaves abruptly acuminate below ; calyx 



. 



7. polystachya. 



11. integrifolia. 



Stem tall, erect, simple ; bracts near] 

 glabrous, reticulate, truncate, a littl 

 retuse or shortly cuspidate 



Stem branched or short and decumbent 

 bracts woolly, rounded or conspicuous! 



