334 Acanthacece. {/usHda. 



Bracts narrow, linear, or linear-lanceolate. 



Erect shrub ; infl. spicate, terminal . . 4. J. GendarusSA. 

 Erect shrubs, infl. paniculate, axillary. 



L. linear; seeds tuberculate . . .5. J. Hookeriana. 

 L. lanceolate ; seeds bristly . . .6. J. glabra. 

 Diffuse herbs, infl. spicate, terminal or axil- 

 lary {Rostelliilaria). 

 Bractlets as long as sep. 



L. oval or ovate-oval . . . . 7- J. pROCUMBENS. 



L. oblong-linear 8. J. Royeniana. 



Bractlets much shorter than sep. . • 9- J. DIFFUSA. 



1. J. Betonica, L. Sp. PI. 16 (1753). Sudu-puruk, S. 



Herm. Mus. 29. Burm. Thes. 47. Fl. Zeyl. n. 18. Moon Cat. 3, 

 Thw. Enum. 233. Adhatoda Be/onica, Nees, 1. c. 385. C. P. 1990. 

 Fl. B. Ind. iv. 525. Rheede, Hort. Malab. ii. t. 21. 



Stem 2-4 ft., erect, cylindrical, glabrou.s, swollen and 

 purple above the nodes; 1. 2h-4h in., oval, tapering at base, 

 subacute, entire or very shallowly crenate, glabrous and 

 shining; fl. rather large, numerous in rather dense, erect, 

 pedunculate, terminal spikes 3-6 in. long, bracts large, 

 decussate in opp. pairs, laxly imbricated so that spike is 

 4-sided, nearly -h in., ovate, often subcordate at base, acute, 

 minutely pubescent, white with green veins, bractlets similar 

 but narrower; sep. much .shorter than bracts, lanceolate; cor.- 

 tube short, lower lip large, deflexed, lobes deep, oblong; 

 capsule nearly 4 in., ovoid, with a long solid base ; seeds 

 tubercular. 



Low country^ up to 3000 ft. in bushy places; very common. Fl. July- 

 October; pale violet, the lower lip darker. 



Throughout India, Malaya, and Trop. Africa. 



A pretty plant when in flower. Leaves used as a poultice to boils, &c. 



2. J. zeylanica, And. in T/no. Emtin. 233 (i860) (part). 

 Adhatoda .:cylanica., Nees, 1. c. 400. C. P. 2718 (= 2422 [part] and 



713 [part]). 



Fl. B. Ind. iv. 529. 



Stem 2-3 ft., cylindrical, glabrous, swollen and purple 

 above nodes; 1. 2^-3 in., oval or lanceolate, acute at base, 

 slightly acuminate, obtu.se, faintly undulate-crenate, glabrous, 

 lineolate, thin ; fl. small, few, in opp. pairs, in rather lax, 

 pedunclcd, axillary spikes much shorter than 1.; bracts \ in., 

 rotundatc, pctioled, bractlets shorter, spathulate, obtuse; sep. 

 as long as bractlets, linear, glabrous; cor. strongly 2-lipped; 

 capsule not seen. 



Var. /3, capitata, And. in Fl. D. Ind., I. c. C. P. 3919. 



Stem pubescent, 1. larger, t^-6 in., densely and conspicuously 

 lineolate, and sometimes with short scabrous hair above, 



