258 LABIATE. [ TEUCEIUM. 



or very shprt or obsolete, lower-lobe very large. Stamens didynamous ; 

 the lower pair longer, exserted ; anthers reniform ; the cells short, at 

 length confluent. Disk equal. Ovary 4-lobed ; style 2-fid, its lobes 

 subequal. Nutlets 4, obovoid, rugosely reticulate ; scar oblique or 

 lateral, often extending more than half-way up the nutlet, Species 

 about 100, mostly in the warm temperate regions of the world. 



T. stoloniferum, Roxb. Hort. Beng.[44 ; Fl. Ind. Hi, 3 ; F. B.'J iv,-700. 

 Prain Beng. PL 860. 



An erect perennial herb, 1-2 ft. high, glabrous or puberulous." Stem stoloni- 

 ferous j of ten woody below. Leaves 1-3 in. long, ovate or ovate-oblong- 

 subacute, deeply crenate or subserrate ; base truncate or cuneate, rarely 

 cordate. Racemes slender, simple or panicled ; bracts lanceolate, pedi- 

 cels in fruit usually longer than the shortly campaiiulate Calyx. Calyx f 

 in. long, glandular-pubescent ; lower teeth short, obtuse. Corolla pink, 

 tube included, limb very small. Nutlets enclosed in the globose calyx- 

 tube, nearly smooth. 



In the Kheri district of N. Oudh (Duthie). Flowers in May. DISTRIB. 

 Bengal plain, Chittagong, Sikkim, Himalaya up to 6,000 ft., also on the 

 Khasia Hills ; extending to Burma, Java and China. 



24. AJUGA, Linn.; PI. Brit. Ind. iv, ?02. 



Annual or perennial herbs, often decumbent or stoloniferous. 

 Leaves usually coarsely toothed. Floivers sessile ; whorls 2- or 

 more-flowered, axillary or in terminal leafy spikes. Calyx 10- or 

 more-nerved ; teeth 5, subequal. Corolla 2-lipped, marcescent, tube 

 often annulate within, throat slightly dilated ; upper lip very short, 

 2-fid.; lower spreading ; the midlobe usually largest, emarginate or 2- 

 lobed. Stamens didynamous, the lower pai? longer, ascending, 

 exserted or included, anthers 2-celled ; cells diverging or divaricate, at 

 length confluent. Disk uniform or swollen behind. Ovary shortly 

 4-lobed ; style 2-lid., the lobes nearly equal. Nutlets 4, obovoid, 

 rugosely reticulate ; scar lateral, extending beyond the middle of the 

 nutlet. Species 30, in temperate and subtrop. regions of the Old 

 World. 



Corolla-tube straight, base not inflated . . 1. A. Iracteosa. 

 Corolla-tube geniculate above the swollen base 2. A. macrosperma. 



1. A. bracteosa, Wall. ex. Benth. in Wall. PL As. liar, t, 59 ; F. B. L 

 iv,702; Collett Fl. Siml. 406. 

 A perennial herb, softly hairy or glabrate, stolons none ; branches many, 



4-12 in. long, usually stout, erect or ascending, simple or branching , 



