PENTANDRIA— MONOGYNIA. Hottorna. 277 



100. HOTTONIA. Featherfoil, or Water- 

 violet. 

 Linn. Gen. 82. Juss. 95. FL Br. 226. Lam. t. 100. 

 Nat. Old. PrecicE. Linn. 21. Lysimachice. Juss. 34-. Primu- 

 laceae. Br. Pr. 427, Two following genera the same. 



Cat. inferior, of 1 leaf, in 5 deep, linear, rather spreading 

 segments. Cor. of 1 petal, salver-shaped ; tube cylindri- 

 cal, open, about as long as the calyx ; limb flat, in .5 deep, 

 ovate-oblong, notched, equal segments. Filam. awl- 

 shaped, short, from the margin of the tube, each oppo- 

 site to a segment of the limb. Anth. incumbent, oblong. 

 Germen globular, pointed. Style short, cylindrical. Stigma 

 globose, undivided. Caps, globose, pointed, of 1 cell, 

 with 5 valves, subtended by the permanent calyx. Seeds 

 numerous, roundish, covering the large, globular, cen- 

 tral, unconnected receptacle. 



Herbaceous, aquatic. Leaves many-cleft, immersed, smooth. 

 ' FL elegant, numerous, in whorled clusters, raised above 

 the water. The stamens, as well as segments of the Jtower, 

 are occasionally 6, 7, or 8. 



1. H. palustris. Water Featherfoil. Common Water- 

 violet. 



Stalks solitary, many -flowered ; partial stalks whorled. 



H. palustris. Linn. Sp. PL 208. ffiUrf.fU.812, FZ.JBr.226. Engl. 



Bot. v. 6. t. 364. Curt. Lond. fasc. l.t.U. FL Dan. t. 487. 



Ehrh. Herb. 83. 

 H. n. 632. Hall. Hist. v. 1.279. 

 Hottonia. Boerh. Ind.Alt.vA.206. RaiiSyn.285. Ponted. An- 



thol.272. 

 Myriophvllum alterum. Matth. Valgr. v. 2. 51 1 ./. Camer. Eptt. 



897. f. 



Viola palustris. Ger. Em. 826. 



In clear ditches and ponds, on a gravelly soil. 



Perennial. June. 



Herbage smooth, entirely under water. Root creeping, totems 

 trailing, round, leafy. Leaves crowded, 3 or 4 inches long, 

 bright green, deeply pinnatind, with linear segments. Stalks 

 central, solitary naked below, rising high above the water, with 

 numerous whorls of elegant pink, or deep rose-colouredj&oieers, 

 of the shape, and nearly the size, of a Primrose, making a very 

 handsome appearance. 



