Ftadbra. tetranduia monocynia".' 417" 



wing to each angle ; lieight of the whole jjlaut about a span. 



Leaves opposite, sessile, ovate, entire, three-nerved ; difl'ering much 

 in size, liie largest rarely an inch long. — Flowers solitary, in the di- 

 visions of the plant, sessile,, small, pale red. — Cali/x suh-cyUndric, 

 four-tootlied ; teeth acute. — Coral with tlie tube as long as the ■ 

 calyx. Border three-cleft, two. of the divisions equal, oblono- and 

 crowded at the apex, the third divided half way down. — Filaments 

 four ; three longer, and inserted in the mouth of the tube ; the 

 fourth just below the fissure of the biiid segments of the corol. An- 

 thers equal, oblong. — Germ linear-oblo!)g. Sfj/Ie as long as the 

 stamina. Stigma two-lobed; lobes large, obovate, thin. — Cansule- 

 sub-cyhndrio, nearly as long as the permanent calijx, and hid in it 

 one-celled, two-valved. Receptacles consist in the incurved mar- 

 gins of the valves, (paiietal, and two-lobed.) Seeds numerous, au-»- 

 gular, very small. 



2. P. virgata, i2.* 

 - Annual, erect, four-sided, branches opposite, alternate. Leaves 

 sessile, lanceolar, three-nerved. Flozcers terminal, sub-panicled» 



Exacum diffusum, Linn. Sp. PL ed. IVilld. i. 637. 



Geniiana diffusa, Fahl. Sj/mhol. iii. 47. 



A beautiful erect, ramous annual ; growing on the banks of water 

 courses, and on low fallow lands. Flowering time the wet season. 



5^/emabout a foot, or sometimes two feet high, erect, four-sided, ra- 

 mous, smooth ; inferior branches opposite, above alternate, very slen- 

 der and twiggy. — Leaves opposite, sessile, the lower lanceolate, the 

 upper broader, all are pointed, and thiee-nerved, entire, smooth ; size 

 various. — F/o?re;s numerous, terminal, peduncled, small, rose-colour- 

 ed. — Calj/.v four-toothed, permanent. — Corol funnel-shaped. Bor- 

 der irregular, three-parted ; the two upper segments equal, and orbi- 

 cuTar, the lower one two.parted ; with a deep groove ; in the groove 

 is lodged the fourth or large stamen. — Filaments four, inserted into 



» Caiiscora difusa, Browu, Pvodr. Fl. Nov. Holl. i. 451— Lina. Syst. Veg. ed. Roem. 

 etSchult. iii. 301.-N. W. 



A aa 



