92 FLORA OF MADRAS. \Urena. 



Flowers sessile or shortly pedicelled ; involucral bracts 5, connate 

 at the base, adnate to the calyx-tube. Sepals 5, connate below 

 into a campanulate tube. Petals 5, united below to the staminal 

 tube. Stamens united into a narrow tube, bearing sessile or shortly 

 stalked anthers below the apex. Ovary of 5 1-ovuled cells ; style 

 branches 10 ; stigmas capitate. Ripe carpels 5, smooth or covered 

 with glochidiate spines, separating from the short axis, inde- 

 hiscent. 



Eipe carpels glochidiate : 



Leaves with slight obtuse lobes 1. lobata. 



Leaves cut to the middle or beyond ; lobes narrower at their base 



2. sinuata. 

 Ripe carpels smooth ; leaves roundish ; flowers racemose ...3. repanda. 



1. URENA LOBATA, Linn. ; F. B. I. i. 329 ; W. & A. 46. 



In most Districts, a weed of roadsides, forest clearings and 



waste places. 



An under shrub, giving a fibre. 



2. URENA SINUATA, Linn. ; F. B. I. i. 329 ; W. & A. 46. 



In most Districts, in woods and waste places, less common 



than the preceding. 



An undershrub, giving a fibre. 



3. URENA REPANDA, Roxb. ; F. B. I. i. 330 ; W. & A. 46 ; Wt. 111. 

 i. 65. 



N, Circars, in Ganjam Sal forests. 



6. Pavonia, Cav. 



Herbs or small shrubs. Leaves subentire, dentate, angled, 

 lobed or pinnatifid. Flowers solitary, axillary or in terminal 

 racemes; bracteoles 5 or many, free or a little connate at the 

 base. Calyx 5-fid. Petals 5, connate at the base and adnate 

 there to the staminal tube. Stamens monadelphous, becoming 

 free in groups at various heights on the tube. Ovary of 5 1-ovuled 

 cells ; styles 10, with capitate stigmas. Ripe carpels separating 

 from the axis, indehiscent or 2-valved, never glochidiate. 



Bracteoles 5, ovate ; carpels glabrous, muricate ; flowers yellow 



1. procumbent. 

 Bracteoles 8-12, setaceous ; flowers pink or white : 



Carpels 3-angled, keeled at the edges, flat at the back, glabrous ; 



