Spec. Char. Herbaceous : stem obsoletely hexagonal : leaves 

 ovate, acuminate, acute at the base, lineolate above, glabrous, quite 

 entire : peduncles axillary, umbelliferous, simple or compound : 

 flowers capitate, twin : common involucre, subulate or linear, shorter 

 than the umbel : leaflets of the proper 2-leaved involucre unequal^ 

 oblong-lanceolate, glabrous, mucronate, loosely ciliated or scabrous 

 at the margin : bracteoles acuminated with hairs : floWers pale rose. 



Silhet. Assam. Flowering nearly all the year. 



(7) D. paevibracteAta. {Nee's.) 



Ident. N. ab. E. in Wall. PI. As. Rar. III. p. 111.— Dec. prod. 

 XI. p. 488. 



Syn. Justicia retorta, Vahl. 



Spec Char. Herbaceous : leaves ovate, acuminate, acute at the 

 base, lineolate above, scattered with bristles : peduncles axillary, 

 somewhat twin : rays simple or 3-cleft : leaflets of the 2-leaved in- 

 volucre lanceolate, scarcely exceeding the calyx : flowers capitate, 

 tern, pale. 



Rajamundry. 



GENUS LV. PBRIStROPHE. 

 Diandria mbnogyiila. Sexi Syst: 



Deriv. Erom Peri, aronnd, and Strophe, a turning ; alladiag^ 

 to the twisted anthers. 



Gen. Chae. Calyx equal, 5-clefl or parted, sessile on a braote« 

 ate 2-valved capitalum : corolla resupinate, 2-lippedi lips flat, 

 upper one 3-toothed, lower entire or 2-toothed : stamens two : 

 anthers narrow, 2-celled, cells obliquely placed one behind the 

 other, direction parallel, at length twisted, mutioous : capsule 2- 

 valved, 2-celled, cells 2-seeded : dissepiment adnatOj persistent : 

 seeds discoid : retinacula hooked. — ^Herbaceous plants with show^ 

 purple flowers with a long tube : capitule of flowers enclosed ia 

 a 2-vaived involucre and arranged in axillary and finally termi» 

 nal umbels, simple or compound : stem usually sexangular, fleshj^ 

 at the knots. 



(I) P. MONTANA. (Nees.) 



Ident. N. ab. E. in Wall. PI. As. Rar. III. p. 113.— Dec. prod:; 

 XI. p. 493. 



Engrav. Wight's Icon* ti 1563. 



