ORDER 70.—ASTERWORTS, 225 
g Leaves entire or very nearly so....20, 21 
g Leaves serrate. Stem smooth and glabrous....22-94 
g Leaves serrate. Stem roughish-pubescent....25, 26 
k Steni downy or hairy. Leaves rough or not....30-32 
k Stem smooth and glabrous. Leaves smooth or rough....m 
m Rays 6-12. Racemes close, forming a compact panicle....38-40 
m Rays 6-12, Racemes distant, loosely or scarcely panicled....36, 37 
m Rays 2-5. Racemes, or the panicle, long and slender....33-35 
n Leaves lanceolate, large. Stem smooth....44-46 
n Leaves lanceolate, large. Stem rough-downy....41-43 
n Leaves linear, entire. Stems much branched, smoothish....47, 48 
1S. pauciflosculo’sa. Shrubby Goldenrod. Bush 2f. high, very smooth, with 
lanceolate leaves and the 5-flowered heads in erect, panicled racemes. S. 
2 8, discoi’dea. RaylessG. Disk florets 10-15. Racemes erect, panicle slender. 8S, 
8 S. brachyphyl’la. Chapman's G. Florets 5-7. Racemes spreading, one-sided. S. 
4 8. squarro’sa. tagged S. Rays 10-15. Scales stiff, with spreading, green 
tips. Heads large. N. . 
5 S. squarrulo’sa. ough S. Rays 6-10. Scales awl-shaped, with slender, 
loose tips. S. 
6 S. bi’color. Creamy S. Rays about 8, ereamy-white. Plant hairy. Lwvs. elliptic. 
7 8. Buck’lyi Buckly’s S. Rays 4-6, yellow. Plant woolly. Leaves oblong. S. 
8 S. latifo’lia, Broad-leaved S. Rays yellow. Plant smoothish. Leaves broad 
lanceolate, coarse-toothed. Seed downy. « 
9 S.ce’sia, Polished S. Raysyellow. Plant smooth and glancons. Lvs. lin.-lance- 
olate. Stem flexuous, tall, slender. A beautiful Goldenrod. Woods. c. 
10 8, thyrsoi’dea. Thyrse G. Leaves ovate, long-stalked. Tall, 1-3f. high. 
Heads large. Coarse, showy. In mountain woods. 
11 S.Virgan’rea. True G. Leaves oval, short-stalked. Low,2-3’high. Heads 
about 30-flowered, few, often only one. “ 
12 S.hum‘ilis. Mountain G. Lvs. oblanceolate. High 6-12’. Heads about 12-flwd. 
18 S. virga’ta, Virgate G. Heads all in one raceme at top. 
14 S. strie’ta. Upright G. Heads in a panicle, which is narrow and erect. 
15 S. specio’sa. Showy G. Heads in a thyrse-like panicle, large and very showy. 
Pedicels shorter than the involucre, pubescent. Leaves very broad. 
16 S.verna, Early S. Whitish-downy. Lower leaves ovate. May, June. S. 
17 S. puber’ula. Dusty S. Dusty-puberulent. Lower leaves oblanceolate, 
Panicle long, compound, dense. Scales acute. Aug. N. 
18 S. sempervi’rens. Evergreen S. I.vs. lanceolate, thick, obscurely 3-veined. E. 
19 S. angustifo’lia. Warrow-lo. S. Lvs. lance-lin. 1-veined, thick. Hds. small. S 
20 S.nemora’lis, Wood S. Plant dusty,roughish. Lvs. acute. Raysshowy. ¢ 
21 S. rupes’tris. Rock S. Plant smooth. Lvs. acuminate. Rays very short. W 
92 S. Missourien’sis. issourie G. St. 1-2f. All glabrous. Panicle dense. W. 
23 S. sero’tina, Late G. Stem 8-6f. Leaf veins hairy beneath. Panicle loose. 
94S. gigan’tea. Giant G. Stem8-8f. Branchlets hairy. Leaves lanceolate. 
10* 
