Order 10.— COMPOSITE. 433 



16 S. vema Cortis. Hoary pubesceni; at. few-leared, branched nearly naked, 

 loosely panicled ; lower Ivs. finely serrate, ovate, veiny, on margined petioles, the 

 upper lance-ovate or oblong, entire ; scales lance-linear, smoothish ; raya 10 to 

 12, disk fla. 16 to 20 ; ach. pubescent. — An early flowering Solidago, in pine 

 barrens, N. Car. to Fla., rare. St. 2 to 3f high, erect or sometimes inclined and 

 the racemes a little recurved. Lowest Ivs. 3' by 2', S-veined, the others partly 

 3-veined. May, Jn. 



17 S. puberula Nutt. Dusty puberulent, simple strict; Ivs. lanceolate, entire, atten- 

 tiate at base, the lower oblanoeolate, subserrate ; pan. spicate, erect, dens^ but com- 

 pound; pod. pubescent; scales linear-lanceolate, acute; rays about 10, elongated; 

 disk lis. about 13. — Woods, Me. to Ga. St. straight, purplish, 2 to 3f high, ter- 

 minating in a long, tliyrsoid spike of dense, appressed racemes. Lvs. very 

 minutely pubescent both sides, the lowest on close, winged stalks. Hds. rather 

 large, bright yellow. Aug. — Oct. (Also S. pulverulenta Nutt.) 



18 S. sempervirens L. St. smooth; his. lanceolate, somewhat succulent, 

 smooth, entire, and scabrous on the margin, svhamplexicavl, oiscurely ^-veined ; 

 rac. aecund, paniculate; pedicels scabrous-ptibescent ; rays elongated 8 to 10, disk- 

 fla. 15 to 20. — Marslies along the coast, and river banks, within the influence of 

 the brackish water. St. 3 to 6f high, purplish, somewhat glaucous, with nu- 

 merous long and narrow leaves. Hds. largo. Rays showy. Sept. (S. laevi- 

 gata Ait.) ■• 



19 S. angustifolia Ell. St. smooth, strict, branched or simple ; lvs. lance-linear. 

 tliick, smooth, entire, sessile, sJiort and erect, 1-veined, the lower lanceolate, taper- 

 ing at base; pan. dense, erect, virgate; pedicels glabrous, slender; hds. small, 15 

 to 20 -flowered ; rays about 1. — ^Brackish swamps, S. Car. to Fla. and Tex. Sts. 

 2 to 4f high. Lvs. diminishing upwards, the highest subulate. Hds. very nu- 

 merous, partly inclined to one side. Scales acute. Sept., Oct. 



20 S. nemoralis Ait. Dusty-subiomenious ; lvs. roughish, acute, ohscwrely 3- 

 veined, attenuate at base, sub-entire the lower petiolate ; rao. seound, paniculate ; 

 hds. small ; rays 5 to 6, disk-fls. 5 to 1. — Dry fields and roadsid^. Can. and U. 

 S. A common, starved-looking species, with a grayish, dusty aspect. Height 1 

 to 2f. Lvs. often fascicled in the axils. Hds. with conspicuous ray-s. Pan. 

 dense, composed of many short racemes, inchning to one side, or often of a 

 single, terminal recurved one. Again, the .stem divides into branches, each bear- 

 ing a panicle. Sept. 



13. Very slender, minutely puberulent, terminated by a slender spicate (re- 

 curved) panicle. — In woods. Lvs. as long as in S. osesia. 



21 S. nip^stria Eaf Smooth, slender; lvs. linear-lanceolate, attenuate at both 

 ends, plaihly 3-veined, entire, or the lower subserrulate ; hds. small, about 15- 

 fiowered, in a simple, slender panicle ; rays very short. — Ind., Zy., on river banks. 

 St. 2 to 3f high, often branched. Lvs. 2 to 3' long, veins whitish beneath. Aug., 

 Sept. Too near the next. 



22 S. Missouri^nsis Nxitt. Glabrous, low, simple, slender; lvs. lance-linear, 

 tapering to each end, plainly 3-veined, very acute and rough-edged, lower ones 

 with acute, slender serratures, radical, oblanceolate, petiolate ; rac. small, in a 

 dense, pyra/midai, or somewhat corynibous pan. ; ped. glabrous ; scales with greenish 

 tips; hds. small, 12 to 15-Jlowered. — A deUcate species, 1 to 2f high, in drj* 

 prairies. 111. and Mo. Lvs.. smooth and shining, lower 3 to 4' by 3 to 5", the 

 others gradually reduced upwards to minute bracts. Rays about 8. Jl., Aug. 



23 S. serdtina Willd. St. round, striate, smooth ; lvs. Unear-lanceolate, acumi- 

 nate, slightly serrate, obscurely 3-veined, veins beneath pubescent ; rac. seound, re- 

 curved, paniculate; ped. pubescent; hds. small, 15 to 20-flowered.- — A smooth 

 species in meadows and thickets, IJ. S. and Can. St. 3 to 6f high, very smooth, 

 often glaucous or purple. Lvs. 3 to 5 to 7 ' long, smooth; margin scabrous, 

 upper entire. Fls. numerous, forming a more or less compact panicle, inclined at 

 summit. Rays less than 1' long. Sept. — Variable and scarcely distinct fi'om 

 the next. 



24 S. gigdntea Ait St smooth, striate; lvs. lanceolate, serrate mth sharp, 

 spreading teeth, margins rough-ciliate, strongly 3-veined ; rac. axillary and loosely 

 panicled; bromches pubescent ; ped. and pedicels hairy; hds. 15 to 20 flowered. — , 



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