LUDWiGiA. TETRANDRIA. MONOGYNIA. iGl 



j9/. p. 173. Willd.Spec.Li).612. E I lio 1 1 Sk. \. p. 

 217. L. ramosissima Walt. Car. p. 89. L. auraniiaca 

 Raf. Med. Rep.W.p. 358. /?. 4^ S. 111. p. 328. Plu/c. 

 Aim, t. 203. f. 2. Amal. t. 444. f. 1. 



Root perennial. Stem about 2 feet high, much branched, of a 

 purplish colour, a little pubescent, somewhat angular by the 

 decurrent petioles. Leaves 2 — 3 inches long, acute, entire, 

 narrowed at the base into a petiole. Flowers on short pedun- 

 cles. Segments of the calyx much longer than the germen, 

 ovate, much acuminate, ciliate. Corolla yellow ; fietals cadu- 

 cous, round, nearly as long as the calyx. Cafisulc nearly 

 quadrangular, with 2 subulate bracts at the base ; angles con- 

 spicuously winged, ciliate, opening through a central pore. 



Hab. In swamps. July — August. 



2. L. pilosa Walt. : stem erect, branched, hairy, leaves 

 alternate, oblong, sessile; peduncles 1 -flowered, axillary; 

 capsules globose-quadrangular, winged. Wall. Cor. p. 89. 

 Elliott Sk. p. 216. L. hirsuta L a m. Enc. III. p. 587. 

 Willd. Spec. 1. p. 672. Pursh Fl. I. p. 110. L. hirle/la- 

 R af, Med. Rep. XI. p. 359. R o e m. c^ Schult. 111. p. 

 327. IsNARDiA hirsuta R. <^ S. Ill- p. 477. 



Root perennial. Stem generally but little branched, slender, 2 

 feet high, strigosely hairy. Leaves an inch or mure in leni^th, 

 closely sessile, obtuse at each end. Flowers on peduncles not 

 half the length of the leaves. Segments of the calux lanceo- 

 late, nearly twice as long as the germen. Petals yellow, obo- 

 vate, about as long as the calyx. Capsule hairy, as large as in 

 L. macrocar/ia, slightly winged. 



Hab. In ditches and pools; on sandy soils. New-Jersey to Ca- 

 rolina. July — August. Pursh. In New-Jersey. Muh- 

 lenberg: In woods near Baltimore. Rafinesque. 



I have seen no specimens of this plant from the Northern 

 States; mine, from which the above description was taken, are 

 from South-Carolina. 



3. L. uniflora R af. : stem straight, simple ; leaves al- 

 nernate, lanceolate, acute, glabrous; flower terminal; petals 

 longer than the calyx. R af. in Med. Rep. V. p. 356. R o em. 

 4r Schult. III. p. 328. 



Hab. In New-Jersey, Rafinesque. -f- Probably L. 

 macrocarfia. 



115. ISNARDIA. L. 



Calyx campanulate, 4-cleft. Corolla 0. Capsule 

 4-ceUed, quadrangular, surrounded by the base of the 

 calyx. Gen.pL20T, JVutt, Gert' l-^^ 98. Juss. 



