216 HEXANDRIA HEXAGYNIA. DamasoTiium. 



1. D. indicum, Willd. 2. 276. Corom. pi. 2. N. 185. 



Ottel-ambel. Rheed. Mai. 11. t. 46. 



Beng. Parmi-kidla. 



Teling. Neer-venekee. 



An annual plant, a native of sweet water. Flowering 

 time the rainy season. 



Root fibrous. Leaves radical, petioled, from oblong-cor- 

 date to broad- cordate, waved, from seven to eleven- 

 nerved, smooth, of a thin membranaceous texture ; size 

 very various, say six inches each way ; they generally 

 grow under the water. Petioles three-sided, length va- 

 rious. Peduncles radical, with the petioles, of suffi- 

 cient length to raise the flower above the surface of the 

 water, from four to five-sided, smooth, one-flowered. 

 Calyx, spathe, superior, one-leaved, from five to six- 

 winged ; wings membranaceous, waved ; mouth five or 

 six-toothed. Perianth superior, three-leaved ; leaflets 

 lanceolate, three-nerved. Corol three-petalled. Nectary 

 three small, obcordate scales within the insertion of the 

 petals. Filaments from six to twelve, erect. Anthers 

 linear, erect. Germ within the belly of the spathe and in- 

 ferior to the perianth, from six to twelve-celled, each con- 

 taining numerous ovula attached to the partitions, as in 

 Nijmphea. Styles from six to twelve, half two-cleft. Stig- 

 mas acute. Capsule oblong, crowned with the withered 

 perianth, six-grooved ; one-celled, six-valved. Seeds nu- 

 merous, affixed to six sharp keels, {parietal receptacles,^ 

 running on the inside of the sutures of the six valves. 



