324 58. LABIATE. 



Tr. VII. AJUGO1DEJE. Cor. with the upper lip very short, 

 or deeply bifid and appearing as if wanting. 



17. TEUCRIUM. Stam. parallel, protruded between the lobes 

 of the upper lip of the cor., inferior longest; cells bursting 

 longitudinally. Cor. with the upper lip deeply bifid, lobes 

 long ; lower lip 3-lobed. Cal. tubular, 5-toothed ; the 

 teeth equal or the upper one larger (2-lipped). 



18. AJUGA. Stam. parallel, protruded far beyond the upper 

 lip of the cor., inferior longest ; cells bursting longitudinally. 

 Cor. with the upper lip very short, 2-lobed ; lower 3-lobed, 

 much longer than the upper. Cal. ovate-bellshaped, nearly 

 equally 5-cleft. 



Tribe I. Menthoidece. 



1. HEN'THA Linn. Mint. 1 



* Throat of the calyx naked. General inflorescence determinate. 

 Whorls ofjl. in terminal spikes or clusters. f Stoles aerial, 

 leafy. 



fl. M. spicdta (L.) ; /. glabrous sessile lanceolate acute 

 serrate, spikes lax cylindrical, bracts subulate, cor. glabrous. 

 E. B. 2424. Sole Month. 5. M. viridis (L.) ed. yiii. Whorls 

 of the spike rather distant. L. glandular beneath. /3. M . crispa 

 (L.) ; 1. deeply cut and crisped. In marshy places, rare. 

 P. VIII. Spear-Mint. E. S. 



2. M. rotundifolia (Huds.) ; I. sessile roundly ovate crenate- 

 serrate wrinkled shaggy beneath, spikes linear cylindrical dense, 

 bracts lanceolate, " fr.-cal. not contracted at the mouth," cor. 

 hairy. E. B. 446. Sole 3. Viscid. St. 12 ft. high. L. 

 usually with a cordate base. Whorls of spike nearly all close? 

 together. Scent acrid. Waste places, rare. P. VIII. IX. 

 Eound-leaved Mint. E. S. I. 



ft Stoles subterranean. 



3. M. alopecuroides (Hull) ; I. subsessile roundly cordate-oval 

 serrate wrinkled hairy beneath, spikes conical-cylindrical, bracts 

 lanceolate, cor. hairy. Sy. E. B. 1021. M. rotundifolia Sole 4. 

 M. velutina Bab. M. dulcissima Durn. L. not felted beneath. 

 West of S. and east of E. P. VIII. IX. E. S. 



1 See Mr. Baker's valuable paper in J. ofB.iu. 233. 





