477 



Sfsc. Char, Stem fruticose : leaves oblong, attenuated at botK 

 ends : spikes axillary, broadish : bracts rhombeo-spathulate, acute, 

 veined, margin of the fertile ones membranaceous, ciliated : br^te- 

 oies lanceolate. 



^Pundua. 



GEmJS LIV. DICLIPTERA. 



niandrla lI|onosynla. Sex. Sysfi 



Deriv. From Dis, double, and Kleio, to sbut : in allusion to 

 the 2-valved fruit. 



Gen. Chab. Calyx equal, 5-parted, sessile on bracteated usual- 

 ly bivalved capitulum : corolla resupinate, 2-lipped, lips flat or 

 concave, upper one 3-tootbed, lower entire or 2-toothed : anthers 

 2-celled, ceils placed one behind the other, muticous, half- oval, 

 membranaceous after the ejection of the pollen, undulated : cap. 

 sole 2-valved, 2-celled, compressed at the base for a short way 

 nnguiculate, seedless, depressed towards the apex, 4-seeded : seeds 

 furnished with hooked retinacula, discoid. — Herbs : stem usually 

 sexangular : capitule enclosed by involucral bracts, outer ones 

 twin opposite and longer, arranged like a fan in axillary and 

 afterwards terminal umbellets. 



(1) D. BivAivis. (Juss.) 



Ident. Juss. in Ann. Mus. 9. p. 268. — Dec. prod X^I. p. 475. 



Syn. Justicia bivalvis, Linn. 



Engrav. Wight's Icon. t. 1551. 



Spec Char. Leaves ovate oblong, acuminate, acute at the base, 

 lineolate, hispido-scabrous : peduncles axiilarj', longer than the pe- 

 tiole, trifid : capitule 2 or 3-flowered : bracts broad ovato-roundish. 

 aristato-mucronate, 5-nerved, hispid, margin naked. 



Courtallum. 



(2) D. cuN^ATA. (Nees..) 



Ident. N. ab. E. in Wall. PI. As. Rar. III. p. III.— Dec, prod. 

 XI. p. 481. 



Engrav. Wight's Icon. t. 1552. 



Spec Char. Leaves ovate, obtuse or acute at the base, and 

 with the stem, minutely lineolate, glabrous: peduncles axillary, 

 longer than the petioles, 3-5-cleft : common involucrum shorter 

 than the umbel, subulate: partial involucrum diphyjlous: leaves; 

 cuneiform, mucronate, pubescent scabrous. 



Courtallum, flowering during the autumnal rains. 



