224 PENTANDRIA. MONOGYNIA. nicotiaka; 



flated. Stamens included ; filaments bearded at the base. 

 Capsule subglobose, many-seeded. 

 Hab. Near the borders of some of the smaller lakes in the 

 western parts of the State of New-York. Introduced by the 

 Indians. J^uttall. 



154. HYOSCYAMUS. L. 



Calyx tubular; border 5-cleft. Corolla infundibuli- 

 form, 5-lobed, irregular; lobes entire. Stamens in- 

 clined. Capsule 2-celled, operculate. Gen. pi 2>2o. 

 JVutt. Gen.l.ip. 131. Juss. p. 124. Lam. III. 

 t, CXVII. f. 1. Roem. ^ Schult. Gen. 698, 

 Nat. Ord. Sol an e^ Juss. Henbane. 



H. niger L. : leaves amplexicaul, sinuate ; flowers sub- 

 sessile; corolla reticulate. W ill d. Sped. ^, \0\0. Smith 

 Ft. Brit. I. p. 254. Eng, Bot. t. 591, Pursh Fl.h^, 

 141. Big,Me.d.BotAl.^.\Q>\.\.ll. Roem.^ Schult, 

 IV. p. 308. 



Root annual or biennial. Whole plant hispidly pilose and foetid. 

 Stem branched, terete. Leaves ovate; radical ones subpinnatifid. 

 Flowers in terminal recurved leafy spikes. Calyx subcam- 

 panulate, ventricose below, reticulate. Corolla dingy yellow, 

 with brown reticulate veins. Anthers large, oblong. 



Hab. On road sides and among rubbish. Near Westchester, 

 New-York. In Pennsylvania. Muhlenberg. June. In- 

 n-oduced. A powerful narcotic. 



155. CONVOLVULUS. L. 



Calyx 5-parted, naked, or with 2 bracts at the base^ 

 Corolla campanulate, plicate. Stigmas 2. Capsule 

 2 — 3-celled, with as many valves ; cells 1— 2-seeded» 

 Gen.pl. 287. Nutt. Gen. L p. 123. Juss. p. 133. 

 Lam. ///. 2. 104. f. 2. Roem. 'd' Schult. Gen, 

 690. Nat. Ord. CoNVOLVULi ./«^5. Bind-^weed^ 



I. C. arvensis L. : stem climbing; leaves saggitate, 

 with the leaves acute; peduncles mostly 1 -flowered; bracts 

 acute, remote from the flowers. Willd. ^ec. I. p, 844. 

 Sm i t h Ft. Brit. I. p. 232. Eng, Bot. t. 312 Pursh FL 

 L p. 144. Big. Post. ^.50. J\Iuhl.Cat,p.2l. Gron, 

 Virg. p. 27. Roem. (^ Sc h u I L IV. p. 250. 



Hoot perennial, creeping, very long. Stem a little hairy, often 

 prostrate. Leaves obtuse, about an inch and a half long, rather 

 hastate. Peduncles axillary, longer than the leaves, bracteate 

 about half an inch belo\y the flower. Calyx short, with very 



