417 



GENUS XXII. PBTALIDIUji. 

 Dltlyiiftiitla Ahgibsperiiila. Sex: Sysh 



beriv. A Greek dimitlutive, alluding to thfe Small petals. 



Gen. C&ar. Cd,lyx equal, deeply 5-parted, valvately enclosed 

 by two bracteoles : corolla funnel-shaped, limb nearly equal, 5- 

 cleft: stamens incliidfed : anthers oblong, sagittate, ciells parallel, 

 'equal, a*ned at the baste : stigma S-tileft, segments filiform : 

 bapsiilte cbmpt-essed at the base and seedless, hence 4-seeded in 

 ihe middle : dissepiment complete, adnate, p'ersistbnt : seeds fur- 

 nished with hooked subulate retinacula, ovate, acute, compress- 

 ed. — Shrubs : leaves orenated : flowers peduncled, axillary, soli- 

 tary, or showing an axillary fascicle on a short branchlet, blue, 

 showy. 



(i) P. BARtERIOIDES. (iVee*.) 



Tdent. N, ab. E. in Wall. PI. As. Ear. III. p. 75. & t. 82.— ' 

 Dec. prod. XI. p. 114. 



Syh. Rilellia barlerioid'es, Riith. — R; bi-acteata, Rdxb. — Erad* 

 IthemUm barlerioidesi Roxb. 



En^ra'a. Bot. Mag. t. 4053. 



Spec. ChAiI. Shrubby : leaVes oblong, cretiate dentaie, sortie* 

 ■what glaucous : peduncles axillary, solitary, 1 -flowered : flowers art 

 inch long', white or JJale-blue : bracteoles large, ojiposite, covering 

 the calyx. 



The GhaUts : hills near Pantvell. 



(2) B. PATUiuM. {Nees.) 



Tdent. N. ab. E. in Dtec. prod. Xl. p. 126.— i)alz. Bomb. flor. 

 p. 185. 



Syn. Dipteracaiithus pAtalus, Dec, I. c. — Ruellia patula, jacq, 

 —Roxb. — R. erecta, Roth. 



Eiigrav. Jacq. Ic. Rar. I. t. 119. 



Spec Char. Stem erect : leaves ovate, oval or oblohg-obtiisei 

 hoary and puberulous : flowers fascicled in threes or fives, or soli- 

 tary, smaller thart in the preceding, white: bracteoles oval or ob- 

 long, longer than the calyx. 



The flowers open in the evening, and fall off in the morning : 

 while in the preceding, the flOwers open in the morning. Negapa- 

 tam. Foot of the Neilgherries. Pondicherry. 



