276 PENTANDRIA— MONOGYNIA. Ilottonla. 



100. HOTTONIA. Featherfoil, or Water- 

 violet. 



Linn. Gen. 82. Juss.9o, Fl. Br. 226. Lam. t. 100. 



Nat. Ord. Precice. Linn. 21. Lysimachia:. Juss. 34. Primu- 

 lacece. Bi*. Pr. 427. Two following genera the same. 



Cal. 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 opposite 

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

 Germeii globular, pointed. Style short, cylindrical. Stigma 

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

 5 valves, subtended by the permanent calyx. Seeds nu- 

 merous, roundish, covering the large, globular, central, 

 unconnected receptacle. 



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

 Fl. elegant, immerous, in whorled clusters, raised above 

 the water. The stamens, as well as segments of \h.eJlo'wer, 

 are occasionally 6, 7, or 8. 



\.\i.palustris. Water Featherfoil. Common Water- 

 violet. 



Stalks solitary, many-flowered; partial stalks whorled. 



H.palustris. Linn. Sp. Pl.208. milJ. v. \. 812. Fl. Br. 226. Engl. 



Bot. V. 6. t. 364. Curt. Land. fasc. I. t. II. Fl. Dan. t. 487. 



Ehrh. Herb. S3. ' 

 H. n. 632. H<tll. Hist. v. 1 . 279. 

 Hottonia. Boerh. Lid. All. v. 1 . 206. Raii Sijn. 285. Ponted. An- 



thol. 272. 

 Myriophyllum alterum. Matlh. Valsr. v.2.b\\.f. Camer. Epit. 



897./. 

 Viola palustris. Ger. Em. 826. 



In clear ditches and ponds, on a gravelly soil. 



Perennial. June. 



Herbage smooth, entirely under water. Root creeping. Stems 

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

 bright green, deeply pinnatifid, with linear segments. Stalks 

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

 numerous whorls of elegant pink, or deep rose-coloured.^owers, 

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

 handsome appearance. 



