300 SYNGENES1A.— SUPERFLUA. 



52. A. linifoliuB : leaves linear, without nerves or 

 punctures, scabrous, reflexed-spreading; branches 

 corymbose-fastigiate, leafy; calyx imbricate, short; 

 rays equal to the disk. 



HAB. Dry woods, &c. Sept. — Nov. U . Stem 

 1 — 2 ft. high ; fl. large, wh. or pale blue. 



53. A. humilis ; leaves oblong-ovate, acuminate, aeute 

 at the base, scabrous on the margin ; petiole short; 

 stem smooth, dichotomously paniculate above, 

 few-flowered ; calyx loose, subimbricate. 



HAB. Woods, &c. Aug. lj. . Stem 1—2 ft. high : 

 leav. large ; ft. wh, 



54. A. amygdalinus ; leaves lanceolate, attenuate at 

 the base, acuminate, scabrous on the margin; stem 

 simple, corymbose-fastigiate at the summit; calyx 

 loose, imbricate : scales lanceolate, obtuse. 



HAB. Fields and low grounds. July — Aug. ty . A 

 foot high ; fl. zvh. 



488. SOLIDAGO. Golden-rod. Composite. 

 * Racemes secund ; leaves triply nerved. 



1. S. canadensis : stem villous , leaves lanceolate, ser- 



rate, triply nerved, scabrous; racemes paniculate, 

 secund, recurved : rays short. 

 HAB. Old fields, &c. Aug.— Sept. U • Stem 3—4 

 ft. high ; leav. large. 



2. S. procera : stem villous, erect ; leaves lanceolate. 



serrate, scabrous, villous beneath ; racemes spi- 

 ciform, erect, when young drooping ; rays short. 

 HAB. Low grounds. Sept.— Oct. U . Stem 4—6 

 ft. high. 



3. S. serotina : stem erect, terete, smooth ; leaves 11 



near-lanceolate ; racemes paniculate, secund ; pe- 

 duncles pubescent. 

 II AB. Meadows. Sept. U . Stem 4 ft. high . 

 young leaves ciliate. 



4. S. gigantea : stem erect, smooth ; leaves lanceolate, 



serrate, scabrous on the margin, obscurely triply- 

 nerved ; racemes paniculate, secund ; peduncles 

 hairy ; rays short. 

 HAB* Low meadows. Sept. — Oct. i{. Stem 4 — 7 

 ft. high, purplish. 



