COMPOSITJE. 



197 



§ Heads corymbose. * Leaves all linear, entire, sessile. 



1. S. Lanceola'ta. 



Stem angular, hair}', much branched ; leaves linear-lanceolate, entire, 3- 

 nerved, roug-h-margined, slightly hispid on the nerves beneath; corymbs ter- 

 minal, fastigiate. In woods and meadows. Distinguislied from most other 

 species by °its flat-topped corymb. Steui 2—4 feet iiigh, with numerous, 

 very long and narrow leaves, which are distinctly 3-nerved and acutely point- 

 ed. Flowers in terminal, crowded clusters. Involucre ovate. The whole 

 plant is fragrant. Sept. Grass-leaved Guldenrod. 



2. S. tenuifo'lia. 



Stem angular, smooth, with many fastigiate branches ; hares linpar, spread- 

 ing, ob.scurely 3-nerved, scabrous on the margin, the a.xils leaty ; curijmb 

 terminal, consisting of clustered heads; raT/i; about 10, scarcely as long' as 

 the disk. Grows in sandy fields near the seacoast. A very slender species, 

 distinguished from S. lanceolata by the extreme narrowness ol the leaves and 

 the thmner, more open corymb, which is often reduced to a few heads. The 

 leaves bear tufts of smaller ones in their axils, and are punctate with resinous 

 dots. August — October. 



§ Heads corymbose. * * Lower leaves serrate, pctiolate. 



3. S. ui'gida. 



Sum stout, rough and hairy ; leaves ovate-oblong, rough witli minute hairs, 

 those of the upper part of the stem very entire, lower ones serrate ; flowering 

 branches paniculate, with close, short racemes ; ?-ays elongated ; Involucre scahs 

 obtuse. A tall species, in rocky woods. Stem 3 — 5 feet higii, round, striate, 

 with rigid leaves, of which the radical ones are sometimes near a foot long. 

 Flowers in a sort of corymbose panicle, very large, with large, deep yellow 

 rays. Aug. Sept. Hand-Leaf Goldcnrud. 



4. S. Oiiioe'nsis. Biddd. 



Stem simple, very smooth ; loioer leaves on long petioles, lanceolate-oblong, 

 obtuse, acute at base, serrate towards the sununit ; apyer lea.ves lanceolate, 

 subclasping, acute ; heads small, in a fastigiate corymb. A very smooth spe- 

 cies, in moist places. Western N. Y., Ohio, &c. Hight 2— 3 feet. Sept. Oct. 



§ § Heads in g-lomeratc, axillary clusters. 



5. S. SQUARRO'.SA. 



iS'^cm stout, simple, erect, thickly pubescent above; Icjjvcs smooth, lower 

 ones very broad, oval-spathulate, serrate, acute, upper ones lanceolate-elliptic, 

 highest, entire ; racemes glomerate, rigid and pubescent; involucre squarrose, 

 many-flowered ; raiis 10—12, elongated. A handsome species, found on rocky 

 hills. Stem 3—5 feet high. Flowers very large, forming a long terminal spike 

 of short, dense, axillary fascicles or racemes. Sept. Ragged Goldenrud. 



G. S. CiE'SIA. 



.SVcTK erect, round, smooth and glaucous, often flexuous ; leaves smooth, 

 lanceolate, lower ones serrate; racemes axillary, erect. A very elegant 

 species, in thickets and dry woods. Stem ] — 3 feet high, of a bluish purple 

 color, terete and slender, somewhat flexuous, simple or branched. Leaves 

 2 — .5 inches long, ending in a long point, sessile, glaucous beneath. Racemes 

 axillary, numerous, short Flowers of a deep, rich yellow. Rays 5 — 7, once 

 and a half the length of the involucre. Aug. Blue-stemmed Goldenrod. 



/3. hispida has a hispid stem and rough leaves. 

 R* 



