282 CLASS XVII. ORDER III. 



CoRYDALis FORMOSA. Ph. Red Jlotvcrcd Corydalis. 



Scape naked ; raceme nodding, many floAvered, nec- 

 taries two, short, incurved, style exserted ; root tuber- 

 ous. 

 Sxjn. DiELYTRA FORMOSA. De Cand. 



An exceedingly beautiful plant, somewhat larger than the pre- 

 ceding. Leaves divided as in the foregoing species, very glau- 

 cous underneath. Scape and peduncles of a fine purplish red. 

 Corolla rose colored, somewhat resembling that of the last, but 

 larger, and with the nectaries very obtuse, and much shorter 

 than the peduncles. On the sides of Ascutney mountain, Ver- 

 mont. In Hanover, New Hampshire. — July. — Perennial. 



OCTANDRIA. 



307. POLYGALA. 



POLYGALA SANGUINEA L. CttduCOUS Polygola. 



Stem branching at top; leaves alternate, linear; 

 spikes headed ; flowers beardless. Mich. abr. 



The purple, or rose colored heads of this plant are very ob- 

 servable in moist ground, during the months of August and 

 September. Stem erect, angular, its branches exceeding the 

 main stem in height. Leaves alternate, smooth, linear-lanceo- 

 late. Flowers in terminal, cylindrical heads. As these heads 

 increase at their summit, the lower flowers fall off, leaving a 

 ragged or squarrous peduncle, on which Linnaeus founded his 

 specific character. 



PoLYGALA RUBELLA. Mulil. Bitter Polygaltt. 



American Medical Botany, PI. liv. 



Stem simple, leaves linear-oblong, mucronate ; flow- 

 ers racemed, those of the stem winged, those of the 

 root apterous. 

 Syn. PoLYGALA poLYGAMA. Hooker. 



Root somewhat fusiform, perennial, branching. Stems nume- 

 rous, ascending, smooth, angular, simple. Leaves scattered, 



