GENUS 22. THISTLE FAMILY. 
16. Solidago uliginésa Nutt. Bog or 
Swamp Golden-rod. Fig. 4228. 
eo uliginosa Nutt. Journ. Phil. Acad. 7: 101. 
1834. 
Stem glabrous, rather stout, simple, 2°-4° 
high, the branches of the inflorescence more 
or less pubescent. Leaves oblong-lanceolate or 
lanceolate, glabrous, firm, more or less cilio- 
late or scabrous on the margins, few-veined, 
acute or acuminate, the lower and basal ones 
4-0’ long, 4’-12’ wide, more or less serrate and 
narrowed into petioles, the upper smaller, 
mostly sessile and entire; heads 2-3” high, in 
a terminal oblong dense thyrsus, its branches 
appressed; bracts of the involucre linear-ob- 
long, obtuse; achenes glabrous. 
In swamps and bogs, Newfoundland to New 
Jersey, North Carolina, western Ontario, Minne- 
sota and Wisconsin. Aug.—Sept. 
17. Solidago speciosa Nutt. Showy or 
Noble Golden-rod. Fig. 4229. 
Solidago speciosa Nutt. Gen. 2: 160. 1818. 
Stem stout, glabrous below, often rough 
above, usually simple, 3°-7° high. Leaves 
glabrous, firm, the lower and basal ovate, or 
broadly oval, 4’-10’ long, 1’-4’ wide, dentate 
or crenate, pinnately veined, acute or obtuse 
at the apex, long-petioled; upper leaves 
smaller, oblong or oval, acute at each end, 
crenate-dentate, or entire, sessile or short- 
petioled, rough-margined; heads 3’-4” high, 
in a large terminal thyrsus, the branches of 
which are ascending and often leafy; bracts 
of the involucre oblong, very obtuse; achenes 
glabrous or nearly so. 
In rich soil, Massachusetts to North Carolina, 
west to Minnesota, Tennessee and Arkansas. Ap- 
parently erroneously recorded from Canada and 
Nova Scotia. Aug.—Oct. 
18. Solidago rigidiiscula (T. & G.) 
Porter. Slender Showy Golden- 
rod. Fig. 4230. 
Solidago speciosa rigidiuscula T. & G. Fl. N. A. 
2: 205. 1841. 
Solidago speciosa pallida Porter, Bull. Torr. 
Club 19: 130. 1892. 
Solidago rigidiuscula Porter, Mem, Torr. Club 
5: 319. 1894. 
S. pallida Rydb. Bull. Torr, Club 33: 153. 1906. 
Stem rather slender, usually glabrous be- 
low, rough-pubescent above, simple, 2°-4° 
high. Leaves lanceolate to ovate-lanceo- 
late, entire, or the basal ones sometimes 
crenate, strongly ciliolate on the margins, 
1-5’ long, 3-12” wide, the upper sessile, 
the lower sometimes narrowed into peti- 
oles; heads similar to those of the pre- 
ceding species; thyrsus generally narrow, 
dense, simple or branched. 
In dry soil, mostly on prairies, Ohio to Ala- 
bama, Ontario, Minnesota, Colorado, Louisi- 
ana and Texas. Aug.—Oct. 
