464 XCTIII. LABIAT.TI. 



Calyx-month villous within. 



Leaves linear, less than ^ in. broad, entire; whorls 



less than 1 in. iu diam. ; bracts linear, ^ in. long . 4. L. zeylanica. 

 Leaves ovate, more than f in. broad, crenate- 

 serrate ; whorls more tlian 1 iu. in diam. ; bracts 



lanceolate, more than 5 in. long h. L. Cephaloies. 



Calyx-teeth long and slender. 



Lower lip of corolla very little longer than the 

 upper; tube annulate within ; leaves not exceeding 



2 in. long 6. L. mctans. 



Lower lip of corolla twice as long as tlie upper ; tube 



not annulate within ; leaves exceeding 2 iu. long ... 7. L. martinicensis. 

 Calyx-mouth straight or nearly so. 

 Calyx-teeth erect. 



Whorls 6-many-flowered. 



Calyx-teetli long, luiequal ; flowers solitary in ter- 

 minal whorls; bracts f in. long, rigid 8. L. stricta. 



Calyx-teeth very short ; whorls axillary. 



Hairs on the stem and branches erect or spreading. 

 Leaves narrowly linear, entire, not exceeding \ in. 



wide ; bracts ^V hi. long 9. L. loiigifulia. 



Leaves ovate, ^ in. or more wide, crenate ; bracts 



|-J in. long 10. L. lanata. 



Hairs on the stem and branches deflexed. 



Suffruticose, erect ; stem and branches stout IL L. montana. 



A straggling weak (sometimes climbing) hei'b with 



slender branches 12. L. mnUissima. 



Whorls 1-4-flowered. 



Pubescent all over; pedicels ^V-i in- lo"S 1^. L. hijlora. 



Glabrous or nearly 80 ; pedicels J in. long 11. L. prociimhcns. 



Calyx-teeth stellately spreading in fruit ; whorls termmal 

 and axillary. 

 Hairs on the stem erect or spreading ; calyx J-f in. 



long 15. L. stclUgera. 



Hairs on the stem deflexed and spreading ; calyx 



i— I in. long 16. L. ciliata. 



1. Leucas urticifolia, R. Br. Prodr. (1810) p. 504. A finely 

 tomentose or hoary branched annuaL Stems obtusely quadrangular, 

 finely pubescent. Leaves thin, l|-3 by 1-1 i in., ovate, acute, coarsely 

 crenate-serrate, more or less pubescent, base acute or rounded; petioles 

 ^-1 in. long. Flowers in many-flowered dense distant globose whorls 

 reaching 1 in. in diam. ; bracts | in. long, linear-lanceolate, acute, 

 aristate, substipitate, ciliate, reticulately veined. Calyx j-^ in. long, 

 cylindric, pubescent or villous ; mouth very oblique, about 10-toothed, 

 somewhat 2-lipped, the upper lip very small with minute spinescent 

 teetli, the lower membranous, reticulately veined, much prolonged, the 

 3 lowest teeth the largest, spinescent from a triangular base. Corolla 

 white ; tube } in. long, not annulate within ; upper lip obovate, 

 concave, externally villous ; Iowct lip 3-lobed, the middle lobe large, 

 2-fid, the lateral lobes small, obtuse. IS'utlets J77 in. long, obovoid- 

 oblong, obtuse, trigonous, obliquely truncate and glandular at the apex, 

 smooth, brown. Yl B. I. v. 4, p. 680 ; Dalz. & Gibs. p. 212; Wight, 

 Icon. t. 1451 ; Woodr. in Journ. Bomb. Nat. v. 12 (1899) p. 362 ; 

 Train, Beng. PI. p. 854. — Flowers : Nov. 



Dahdl witliout locality in Herb. Xew. ! Deccan : widely, Wootlrow. Gujarat: 

 Ahiuedabad, Woodrow; Cambay, DnhcU cf- Gihaon. Sind : Stocksl; Jemadar ka 

 Landa near Karachi, Slocks\—Y>iwiR\^. ludia (Bengal, Panjab, W. Peninsula); 

 Lelucbistan, Arabia, Abyssinia. 



