402 TETRANDRIA MONOGYNIA. PladerCl. 



lodged the fourth or large stamen. Filaments four, inserted 

 into the mouth of the tube, the lowermost longer than the 

 other three, and bearing an orange-coloured, and longer an- 

 ther, which when shedding its pollen, is bent over the fissure 

 of the stigma ; anthers of the other three filaments equal, pale 

 yellow. Stifle single, length of the short filaments. Stigma 

 two-cleft, segments recurved. Capsule one-celled, many- 

 seeded. 



3. P. decussata. R. 



Annual, erect, four-winged, branches cross-armed. Leaves 

 ovate lanceolate, three-nerved. Flowers terminal, threefold, 

 ped uncled. 



Beny. Dwnkon?. 



This species resembles P. virgata, but is a little more ro- 

 bust, and seldom so high. It is a native of the same places. 

 Flowering- time the same. 



Stem about a foot high, perfectly erect, four-sided ; angles 

 very sharp, or rather membrane-winged, smooth, ramous, 

 branches always opposite, cross-armed, in other respects like 

 the stem. Leaves opposite, spreading, sessile, lanceolate, sharp- 

 pointed, entire, smooth, three-nerved, size various. Flowers 

 terminal, and axillary, peduncled, the terminal flowers three- 

 fold ; the axillary single, larger than those of the last species', 

 and white. Peduncles four-sided, like the stem and branches. 

 Calyx large, four-toothed, four-sided, four-winged. Corol t 

 stamens, &c. exactly as in the last species. , 



4. P. perjbliata. R. 



Annual, erect, four-winged. Cauiine leaves lanceolate, 

 three-nerved ; floral leaves (or bractes) perfoliate. 



Canscora. Lamarck's Encgclop. Bot. i. 601. 



Cansjan Cora. Rheed. Mai. x. p. 103. t. 52. 



A native of India, where it delights in a low moist soil. 

 Flowering time the rainy season. 



Root ramous, annual. Stem erect, somewhat four-sided, 



