COMPOSITAE. 939 



broad base; heads at>out4 mm. high; rays 7-10, small; bracts of the involucre, at 

 least the outer, acute. In moist pine-barrens, N. J. to Fla. and La, Aug.-Oct. 



27. Solidago patula Muhl. ROUGH-LEAVED OR SPREADING GOLDENROD. 

 (I. F. f. 3695.) Stem stout, rather rigid, usually simple, 6-20 dm. high, strongly 

 angled, at least below. Leaves thick, glabrous beneath, rough above, the lower 

 and basal ones very large, 7-40 cm. long, 4-12 cm. wide, oval or elliptic, narrowed 

 into margined petioles, the upper smaller, oval or oblong, sessile, acute, finely 

 serrate, or the uppermost entire; heads 6-8 mm. high; rays small; bracts of the 

 involucre linear-oblong, obtuse. In swamps, Me. and Ont. to Minn., south to Ga., 

 Mo. and Tex. Aug.-Oct. 



28. Solidago ulmifolia Muhl. ELM-LEAVED GOLDENROD. (I. F. f. 3696.) 

 Stem slender, 612 dm. high, simple, or branched above, the arched branches 

 puberulent or pubescent. Leaves thin, oblong, acute, or acuminate at the apex 

 and base, pinnately veined, glabrous or sparingly pubescent, the lower and basal 

 ones 7-12 cm. long, 2-4 cm. wide, narrowed into margined petioles, the upper 

 smaller, sessile; heads 4-6 mm. high; rays small, deep yellow; bracts of the in- 

 volucre oblong-lanceolate, obtusish. In woods and copses, Me. to Ga., west to 

 Minn., Kans. and Tex. July-Sept. 



29. Solidago Boottii Hook. BOOTT'S GOLDENROD. (I. F. f. 3697.) Stem 

 slender, usually branched near the summit, 6-15 dm. high. Leaves firm, pin- 

 nately and finely reticulate- veined, the lower and basal ones ovate or oblong-lance- 

 olate, narrowed into margined, sometimes ciliate petioles, acuminate at the apex, 

 7-15 cm. long, the upper smaller, entire, or finely serrate, sessile; heads 4-6 mm. 

 high; rays few, small; bracts of the involucre linear-oblong, obtuse; achenes 

 pubescent. In dry woods, Va. to Fla. and Tex. July-Sept. 



30. Solidago Elliottii T. & G. ELLIOTT'S GOLDENROD. (I. F. f. 3698.) 

 Stem stout, 9-18 dm. high, simple, or branched at the inflorescence. Leaves 

 firm, acute or acuminate, sessile by a broad base, or sometimes narrowed below, 

 finely serrate, crenate-serrate, or the upper entire, rough on the margins, glabrous 

 on both sides, or puberulent on the veins beneath, 3-12 cm. long, 8-25 mm. wide; 

 heads about 6 mm. high; bracts of the involucre linear-oblong, obtuse; rays 6-12, 

 short; achenes pubescent. In swamps, N. H. and Mass, to N. Car. and Ga., 

 mainly near the coast. Sept.-Oct. 



31. Solidago neglecta T. & G. SWAMP GOLDENROD. (I. F. f. 3699.) 

 Stem simple, rather stout, 6-8 dm. high. Leaves firm, the basal and lower ones 

 large, sometimes 3 dm. long, acute or obtusish, serrate or serrulate, tapering into 

 margined petioles, rough on the margins; upper leaves smaller, lanceolate, acute, 

 sessile, serrate or nearly entire; heads 5-6 mm. high; rays 3-8, small; bracts of 

 the involucre linear-oblong, obtuse; achenes glabrous, or nearly so. In swamps, 

 N. B. to Wis., Md. and 111. Aug. -Sept. 



32. Solidago uniligulata (DC.) Porter. FEW- RAYED GOLDENROD. (I. F. f. 

 3700.) Stem simple, slender, 4-7 dm. high. Leaves firm, lanceolate or oblong- 

 lanceolate, finely and sharply serrate, acute or acuminate, the lower long-petioled, 

 10-22 cm. long, 8-18 mm. wide, the upper sessile, the uppermost very small and 

 erect; rays 1-4; bracts of the involucre linear-oblong, obtuse; achenes glabrous. 

 In swamps, Me. to N. Y. and N. J. Aug. -Sept. 



33. Solidago juncea Ait. EARLY OR SHARP-TOOTHED GOLDENROD. YELLOW- 

 TOP. PLUME GOLDENROD. (I. F. f. 3701.) Stem rigid, rather stout, simple, or 

 branched at the inflorescence, 4-12 dm. high. Leaves firm, glabrous, acute or acu- 

 minate, serrate, serrulate, or nearly entire, the lower large, sometimes 3 dm. long 

 and 5 cm. wide, long-petioled; the upper smaller, sessile; rays 7-12, small; bracts 

 of the involucre oblong or ovate-oblong, obtuse or acute; achenes glabrous or 

 sparingly pubescent. In dry or rocky soil, N. B. to Hudson Bay and Manitoba, 

 N. Car. and Mo. June-No v. 



Solidago jiincea scabrella (T. & G.) A. Gray. Leaves rigid, scabrous, ciliate, pubes- 

 cent on the upper surface or also beneath. Ind. to Wis., Ky. and Mo. 



Solidago juncea ramosa Porter and Britton. Much branched at the summit, the 

 branches slender, erect, slightly curved, the heads in short small racemes. Me. to west- 

 ern N. J., W. Va. and Ohio. 



34. Solidago arguta Ait. CUT- LEAVED GOLDENROD. (I. F. f. 3702.) Stem 

 Simple, rather stout, 6-12 dm. high. Leaves thin, the lower and basal ones broadly 



