134 PENTANDRIA, DIGYNIA. 



corymbose-terminal. — TFilld. and Pursh. 

 A. decumbens, Walt. 



Icon. Bart. Veg. Mat. Med. U. S. vol. 1. 1. 22. 



Pleurisy -root. Butterjlij-weed, <fyc. <§*c. 



The most beautiful of all the American species. Flowers of 

 a rich orange-red, and exceedingly brilliant. The root, as the 

 above name implies, possesses medicinal virtues. As a medi- 

 cine it has been much extolled. (See Veg. Mat. Med. U. S .) 

 Perennial. June, July. 



125. GEXTIAXA. Gen. pi. 450. fGentianas.J 



Calix half 5-cleft, or half 5-parted. Corolla 

 tubulous at the base, campanulate, border 

 4 or 5-cleft; divisions ciliate or entire, 

 spreading, erect or connivent, sometimes 

 furnished with intermediate plaits. Stami- 

 na 4 or 5, distinct or connate. Capsule 2- 

 valved, 1 -celled; receptacles % longitudi- 

 nal. — JVutt. 



crinita. 1. G. corolla 4-cleft, segments fimbriate ; leaves 

 lanceolate, acute ; stem erect, terete. — Sp. PL 

 G. fimbriata, Bot. Mag. 



A beautiful plant about twelve inches high. Flowers bluish- 

 purple, and elegantly fringed. In the woods bordering the 

 road above the falls of Schuylkill, and about a quarter or half 

 a mile from the river. Not common. I have met with it only 

 there. Biennial. September, October. 



saponaria. 2. G. stem terete, smooth, leaves oblong-lanceo- 

 late, three-nerved, flowers sessile, fasciculated, 

 terminal and axillary, corolla 5-fid, campanulate 

 venti'icose; divisions obtuse. — Willd. 

 G. fimbriata, Vahl. 3. p. 47. 

 G. Catesba3i, Walt. 



Icon. Catesb. car. 1. t. 70. Bot. Mag. 1039. 

 Bot. Rep. 418. 



Soapwort- Gentian. 



A very beautiful plant, easily known by its fine Prussian 

 blue flowers. The corolla is always closed. From twelve to 



