394 COMPOSITAE. Vou. IIT. 
Ni 
4 OE 
37. Solidago serétina Ait. Late Golden- 
rod. Fig. 4240. 
Solidago serotina Ait. Hort. Kew. 3: 211. 1789. 
S. gigantea Ait. Hort. Kew. 3: 211. 1789. 
Solidago Pitchert Nutt. Journ, Acad. Phil. 7: ror, 
pes \ We 
HN NE RUS 1834, 
KAY Yaa S. serotina gigantea A. Gray, Proc. Am. Acad. 17: 
E> \ 
2 ~ 180, 1882, 
Stem stout, 3°-8° high, glabrous, sometimes 
glaucous. Leaves lanceolate or oblong-lanceo- 
late, thin, triple-nerved, sharply serrate, or nearly 
entire, sessile, or the lowest petioled, glabrous on 
both sides or pubescent beneath, more or less 
rough-margined, 3’-6’ long, 2’-15’" wide, acumi- 
nate at the apex, narrowed at the base; heads 
24-3” high, crowded on the spreading or re- 
curving branches of the usually large and often 
leafy panicle, which are sometimes puberulent; 
bracts of the involucre oblong, thin, obtuse; rays 
7-15, rather large; achenes finely pubescent. 
In moist soil, New Brunswick to British Columbia 
and Oregon, south to Georgia, Texas and Utah. As- 
cends to 2300 ft. in Virginia. Aug.—Oct. 
38. Solidago glabérrima Martens. Mis- 
souri Golden-rod. Fig. 4250. 
Solidago glaberrima Martens, Bull. Acad. Brux. 8: 68, 
1841. 
S. moritura Steele, Contr. Nat. Herb. 13: 370. 1911. 
Stem glabrous, rather slender, 3°-5° high, 
Leaves firm or thick, those of the stem linear- 
lanceolate to linear, sessile, acuminate at the apex, 
narrowed at the base, 2’-4’ long, rough-margined, 
triple-nerved, entire, or sparingly serrate with 
low sharp teeth, the basal and lowest ones mostly 
larger, spatulate, petioled; heads 2’-3” high, se- 
cund on the spreading or recurving branches of 
the short and broad, usually naked panicle; bracts 
of the involucre oblong, greenish-tipped, obtuse, 
or the inner acute, thick; rays 6-13, short; achenes 
nearly glabrous. 
On dry prairies, Manitoba and Minnesota to Ten- 
nessee, Alberta, Washington, Missouri and Texas. 
Autumn. Referred, in our first edition, to S. mis- 
souriensis Nutt. of the far west. 
39. Solidago Shértii T. & G. Short’s 
Golden-rod. Fig. 4251. 
ine Solidago Shortii T. & G. Fl. N. A. 2: 222. 1841. 
7 Stem slender, glabrous below, minutely pu- 
bescent above, 2°-4° high. Leaves firm, ob- 
long-lanceolate, sessile (the lowest petioled?), 
triple-nerved, acute or acuminate at the apex, 
glabrous on both sides, the larger 2’-4’ long, 
5-6” wide, sharply serrate with rather small 
and distant teeth, the upper gradually smaller, 
sparingly serrate, or entire; heads about 3” 
high, secund on the usually recurved branches 
of the commonly large puberulent panicle; in- 
volucre narrowly campanulate, its bracts linear- 
oblong, obtuse; rays 5-7, rather small; achenes 
silky-pubescent. 
As Koa 
uA hy i 
it f 
Whar 
On rocks at the Falls of the Ohio river. Er- 
roneously recorded from northwestern Arkansas. 
July—Aug. 
