390 



COMPOSITAE. 



VOL. III. 



25. Solidago tortifolia Ell. Twisted-leaf 

 Golden-rod. Fig. 4237. 



Solidago retrorsa Pursh, Fl. Am. Sept. 539. 1814. 



Not Michx. 1803. 

 S. tortifolia Ell. Bot. S. C. & Ga. 2 : 377. 1824. 



Stem slender, rough-pubescent or puberulent, 

 2-3 high, simple. Leaves linear or linear- 

 oblong, often twisted, scabrous, sessile, acute, 

 i '-2' long, I "-3" wide, obscurely veined but 

 with a distinct midrib, the lower serrate, the 

 upper entire ; heads about 2" high, secund on the 

 usually recurved branches of the terminal pani- 

 cle; rays 3-5, short; bracts of the involucre 

 linear, obtuse or obtusish. 



In dry sandy soil, Virginia to Florida and Texas, 

 mostly near the coast. Autumn. 



26. Solidago fistulosa Mill. Pine 

 Barren Golden-rod. Fig. 4238. 



Solidago fistulosa Mill. Card. Diet. Ed. 8, No 



19. 1768. 

 Solidago pilosa Walt. Fl. Car. 207. 1788. Not 



Mill. 1768. 



Stem rather stout, simple or branched 

 above, 3-7 high, hirsute. Leaves numer- 

 ous, sessile, ovate-oblong, oblong-lanceolate, 

 or sometimes lanceolate, thick, rough or 

 hirsute on the margins and midrib beneath, 

 the upper small, obtuse or obtusish, entire, 

 the lower sparingly serrate, obtuse or acute, 

 I '-4' long with a broad base'; heads about 

 2" high, secund on the spreading or recurv- 

 ing branches of .the panicle; rays 7-10, 

 small; bracts of the involucre, at least the 

 outer, acute. 



In moist pine-barrens, New Jersey to Florida 

 and Louisiana. Aug.-Oct. 



27. Solidago rugosa Mill. Wrinkle- 

 leaved, Tall Hairy, or Pyramid 

 Golden-rod. Bitter-weed. 

 Fig. 4239. 



S. rugosa Mill. Card. Diet. Ed. 8, No. 25. 1768. 

 Solidago aspera Ait. Hort. Kew. 3: 212. 1789. 



Stem hirsute or scabrous, rarely glabrate, 

 usually stout, i-7i high, simple, or 

 branched at the summit. Leaves more or 

 less pubescent or scabrous, oval, oblong- 

 lanceolate, or ovate-lanceolate, acute or 

 acuminate, rarely obtusish at the apex, nar- 

 rowed or obtuse at the base, rugosely 

 veined on the lower surface, serrate, i'-4' 

 long, 4"- 1 8" wide, sessile, or the lowest 

 sometimes tapering into petioles; heads 

 I "-2" high, secund on the spreading or 

 recurving, often leafy branches of the usu- 

 ally large and compound panicle ; bracts of 

 the involucre linear, obtuse or obtusish. 



Usually in dry soil, in fields and along road- 

 sides, Newfoundland to western Ontario, south 

 to Florida and Texas. Consists of many races, 

 differing in leaf-form, leaf-thickness and in 

 pubescence. Supposed to hybridize with 6". 

 sempervirens L. Dyer's-weed. July-Nov. 



