iFOM^A. PENTANDRIA. MONOGYNIA. 227 



3. \.J^ilL.: stem hairy; leaves cordate, 3-lobed ; pe- 

 duncles short, I — 3-flowered ; calyx very villous ; segments 

 acuminate. P ur s h Fl. I, p. 116, E I li o tt S/c. I. p. 259. 

 Convolvulus JVt7 L. fV Hid. Spec. L p. (i^l, Mich.Fl. 

 I. p. 139. 



Jloot annual. Stem twining, hairy, twining over small shrubs. 

 Leaves cordate, acurninate, the old ones 3-lubeci. Peduncles 

 shorter than the petiole, 1 — 3-flovvered. Segments of the calyx 

 subulate, long. Corolla infundibuliform, white at the base, 

 blue towards the margin ; border obscurely 5-angled. Stigma 

 undivided, globose. Capsule smooth. Elliott. 



Hab. In Pennsylvania. August. Muhlenberg. I have 

 never seen this plant except in gardens. It does not appear to 

 diff r from I. hederacea of L i n. and R. Br onu n^ nor from 

 I. barbata^ Roth. 



157. PHLOX. L. 



Ca/z/o: deeply 5-cleft; segments connivent. Corolla 

 hypocrateriform ; border 5-lobed, flat; tube more or 

 less curved. Stamens ver}^ unequal ; filaments inserted 

 into the tube of the corolla above the middle. Cap- 

 sule subrotund, 3-celled ; cells 1-seeded Seeds ob- 

 long, concave externally ; albumen large ; radicle twice 

 as long as the cotyledon. D. Don^ in Edin. Phil. 

 Jour. VII. p. 287. Geji. pi. 284. Nu 1 1. Gen. I. p. 

 125. Ju s s. p. 136. L a m. III. t. C VIII. Roem, 

 ^ Schult. Gen. 716. Nat. Ord.PoLEMONiA /i^^^. 



1, P. paniculaia L> : stem erect, smooth ; leaves lanceo- 

 late, flat ; corymb paniculate ; segments of the corolla round- 

 ed. .'/ it. Kew. I. p. '205. Willd. Spec. 1. p. 839. Mich. 

 F/. I. p. 144. Pursh FL\. p. lAB. Elliott Sk.l. p. 

 242. Roem. i^ Schult. IV. p. 357. 



Root perennial. Stem 2 — 3 feet high. Leaves broad-lanceo- 

 late, acuminate, scabrous on the margin. Corymbs numerous, 

 many-flowered. Calyx subprismatic ; segments finely attenu- 

 ated. Corolla purple ; tube pubescent. 



Hab. In Pennsylvania. June. Muhlenberg. 



2. P. pyramidalis Smith: erect, smooth; stem sca- 

 brous ; leaves cordate-ovate, acuminate ; panicle fastigiate. 

 pyramidal ; segments of the corolla cuneate, truncate ; teeth 

 of the calvx somewhat erect, lanceolate, acute. Smith 

 Exot. BotAl. p. 55. t. 87. Pursh Ft. I. p. 148. Elliott 

 ^k. I. p. 248. M u h I. Cat. p. 20. Roem. ^ Schiil f, 

 IV. p. 358 P. latijolia M ich. Fl. I. p. 143 ? 



