COMPOSITAE. 937 



bracts of the involucre subulate; achenes glabrous; heads rarely a little secund. 

 In sandy soil, N. B. to northern N. Y., Fla. and Miss. Aug. -Sept. 



13. bolidago Lindheimeriana Scheele. LINDHEIMER'S GOLDENROD. (I. F. f. 

 3682.) Scabrous, simple, 4-9 dm. high, leafy, rather stout and rigid. Leaves 

 oblong, oblong-lanceolate or oval, acute or acutish at the apex, narrowed or 

 rounded at the base, all entire, thickish, rough on both surfaces, sessile or the low- 

 est petioled; heads about 6 mm. high in a terminal, often short thyrsus; bracts of 

 the involucre acute or the outer obtuse, puberulent; achenes nearly glabrous. 

 Southern Kans. to Tex., Ariz, and northern Mex. Aug. -Nov. 



Solidago Bigel6vii A. Gray, another southwestern species, which is rougher than this 

 one, and with oval or oblong leaves obtuse or obtusish at both ends, is reported from 

 Kans. 



14. Solidago Randii (Porter) Britton. RAND'S GOLDENROD. Stem stout, 

 often purple, glabrous, 3-7 dm. tall. Basal leaves spatulate, mostly obtuse, den- 

 tate or crenate- dentate, narrowed into margined petioles; stem-leaves spatulate to 

 lanceolate, the upper sessile, acute, entire; inflorescence and upper leaves dis- 

 tinctly glutinous, adhering to paper when drying; heads about 8mm. high; bracts 

 of the involucre acute, or the outer obtuse. Me. to northern N. Y. [S. Virgaurea 

 Randii Porter; S. Virgaurea Redfieldii Porter.] 



15. Solidago stricta Ait. WAND-LIKE OR WILLOW-LEAF GOLDENROD. 

 (I. F. f. 3683.) Glabrous throughout, slender, erect, simple, 6-25 dm. high. 

 Basal and lowest stem-leaves oblong, or somewhat spatulate, with few lateral veins, 

 obtuse, entire, or very sparingly dentate, 4-20 cm. long, 1-2.5 cm - wide, narrowed 

 into long petioles; upper stem-leaves narrowly oblong, spatulate or linear, the 

 uppermost very small and bract-like; heads about 6 mm. high in a dense simple, 

 or sometimes branched, naked thyrsus; bracts of the involucre oblong; achenes 

 glabrous, or sparingly pubescent. In wet sandy pine-barrens, N. J. to Fla. and 

 La. Also in Cuba. Aug. -Oct. 



16. Solidago uliginosa Nutt. BOG GOLDENROD. (I. F. f. 3684.) Stem 

 glabrous, rather stout, simple, 6-12 dm. high. Leaves glabrous, firm, more or less 

 ciliolate or scabrous on the margins, few-veined, acute or acuminate, the lower and 

 basal ones 10-22 cm. long, 1-2.5 cm. wide, more or less serrate and narrowed into 

 petioles, the upper smaller, mostly sessile and entire; heads 4-6 mm. high; bracts 

 of the involucre linear-oblong, obtuse; achenes glabrous. In swamps and bogs, 

 Nevvf. to northern N. J. and Penn. west to W. Ont, Minn, and Wis. Aug.-Sept. 



17. Solidago speciosa Nutt. SHOWY OR NOBLE GOLDENROD. (I. F. f. 3685.) 

 Stem stout, glabrous below, often rough above, usually simple, 1-2 m. high. 

 Leaves glabrous, firm, the basal 1-2.5 ^ m - l n > 2-10 cm. 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-peti- 

 oled, rough -margined; heads 6-8 mm. 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, N. S. to N. Car. west 



.to Minn., Ky., Kans. and Ark. Aug.-Oct. 



Solidago speci6sa pallida Porter. Leaves ovate or oblong, coriaceous, prominently 

 veined, pale green : stems stout, tufted, 3-6 dm. high, densely pubescent above. On the 

 rocky summit of Mt. Mackay, W. Ont. 



18. Solidago rigidiuscula (T. &G.) Porter. SLENDER SHOWY GOLDENROD. 

 (I. F. f. 3686.) Stem rather slender, usually glabrous below, rough-pubescent 

 above, simple, 6-12 dm. high. Basal leaves sometimes crenate, strongly cilio- 

 late on the margins, 2-7 cm. long, 6-25 mm. wide, the upper sessile, the lower 

 sometimes narrowed into petioles; heads similar to those of the preceding species; 

 thyrsus generally narrow, dense, simple or rarely branched. In dry soil, mostly 

 on prairies, Ohio to Ala., S. Dak., Neb., Kans. and Tex. Aug.-Oct. 



19. Solidago Ptirshii Porter. RIVER-BANK GOLDENROD. (I. F. f. 3687.) 

 Glabrous or nearly so; stems simple, usually somewhat glutinous, 1.5-4.5 dm. high. 

 Lower and basal leaves oblanceolate, obtuse or acutish, dentate, or crenate, 5-15 

 cm. long, 1-2.5 cm. wide, narrowed into slightly margined petioles; stem-leaves 

 sessile, lanceolate, oblong or linear, numerous, crenate or entire, mostly acute, 

 smaller; heads 6-8 mm. high, in a terminal simple or branched thyrsus; bracts of 



