Euellia.l AcanthacecE. 295 



2. C. littoralis, And. in Thw. Eniim. 225 (i860). Paraddai, T. 



C. P. 1997. 



Fl. B. Ind. iv. 410. Wight, Ic. t. 447 {DyscJwriste littoralis). 



A small depressed undershrub, much divaricately 

 branched, bark pale yellowish-grey or quite white ; 1. small, 

 about I in., on very short petioles, obovate, rounded or emar- 

 ginate, with a few coarse dentations, glabrous, rather thick ; 

 fl. moderate-sized, nearly sessile, solitary, axillary, bractlets 

 when present like the 1., but smaller ; caL puberulous, segm, 

 shorter than tube, lanceolate, very acute ; cor. | in., more than 

 twice as long as cal., exserted ; capsule over J in., slightly 

 clavate, rather longer than the closely inverting cal.; seeds 

 nearly circular. 



Sandy flats, covered at high tides, in the dry districts ; rare. Mulliativu 

 (Gardner); Jaffna to Mannar, abundant. Fl. Feb.; pale violet. 

 Also in S. India. 



7. RVEIiIiIA, L. 



Perennial herbs, 1. opp., entire, fl. rather large, axillary, 

 solitary or few, bracts o, bractlets large, leafy ; cal. deeply cut, 

 segm. 5, narrow, equal ; cor. narrowly tubular at base then 

 campanulate-funnel-shaped, lobes 5, nearly equal, contorted 

 in bud, the upper two slightly connate to form an upper lip ; 

 stam. 4, didynamous ; capsule clavate, with a solid base, in- 

 flated above, not compressed, pointed ; seeds about 6 in each 

 cell, imbricate, orbicular, much compressed, thin, margined, 

 densely covered with elastic hygroscopic hair, retinacula long, 

 curved, rigid. — Sp. 150; 9 in F/. B. Ind. 



L. sparsely hairy i. R. RINGENS. 



L. densely pubescent . . . . 2. R. patula. 



I. R. ring-ens, L. Sp. PI. 635 (1753). Nil-puruk, S. 



Herm. Mus. 13. Burm. Thes. 144. Fl. Zeyl. n. 234. Moon Cat. 46. 

 R. prostrata^ Lam., Thw. Enum. 225. And. in Journ. Linn. Soc. ix. 460. 

 Trim. Syst. Cat. Ceyl. 65. C. P. 1987. 



Fl. B. Ind. iv. 411 {R. prostrata, var. dejecta). Bedd. Ic. PI. Ind. Or. 

 t. 282 {R. prostratd) (not good for Ceylon plant). 



Stems long, straggling or climbing among other plants, 

 much branched, cylindrical, thickened and purple at nodes, 

 more or less pubescent; 1. usually small, |-i in., but occa- 

 sionally 2\ in., oval or ovate-oval, acute or subacute at both 

 ends, nearly entire, thinly hairy on both sides, petiole \-\ in. ; 

 fl. solitary, axillary, nearly sessile, bractlets precisely like the 

 1. but smaller, petioled ; cal. cut | to base, segm. filiform, very 

 acute, ciliate ; cor.-tube | in., lobes oval, obtuse, spreading or 



