306 Class XIX'. Order If. 



SOLIDAGO CJESIA. Jlit. Blue stemmed Golden Rod* 



Stem glabrous ; leaves lanceolate, acuminate, ser- 

 rate, glabrous, paler underneath ; racemes axillary. 



An elegant species, remarkable for the brightness and variety 

 of its colours. Stem slender, smooth, of a dark bluish colour, 

 somewhat flexuous. Leaves alternate, lanceolate, tapering to a 

 long point, smooth, green above, pale, and somewhat glaucous 

 underneath. Racemes numerous, situated, one in the axil of 

 each leaf, for a great length upon the stem. Flowers of a very 

 bright and durable yellow. Woods. September. Perennial. 



SOLIDAGO LJEVIGATA. Ait. Marsh Golden Rod. 



Stem erect, smooth ; leaves lanceolate, fleshy, entire, 

 smooth in all pans ; racemes panicled, erect ; pedun- 

 cles scaly, villous ; ligules elongated. Ait. 



A tall, rank inhabitant of the borders of salt marshes, where 

 its large, yellow tops are very conspicuous in September. Stem 

 thick, round, smooth, leafy, from four to six feet high. Leaves 

 thick, fleshy, clasping, perfectly smooth, and without serratures. 

 Racemes numerous, crowded, somewhat recurved. Flowers 

 large, yellow, the ligules of the ray nearly as long as the disc. 

 Perennial. 

 SOLIDAGO BICOLOR. L. White Golden Rod. 



Stem and leaves hairy ; leaves elliptical, the lower 

 ones serrate ; branches bearing leafets ; racemes erect ; 

 calyx leaves obtuse. Ait. 



This species differs considerably in its aspect from the pre- 

 ceding ones. Stem erect, nearly simple, pubescent, especially to- 

 ward the top. Leaves sessile, lance-oval, rough, somewhat 

 hairy. Racemes axillary, crowded, numerous. Flowers small, 

 without beauty. Disc yellow. Ray very short, obscure, white. 

 Dry woods. Cambridge. Perennial. 



SOLIDAGO VIRGAUREA. L. European Golden Rod. 



Stem erect, round, pubescent at top ; stem leaves 

 lanceolate, serrate, the lower ones oval, attenuated at 

 both ends ; racemes erect, ray elongated. 



