A large, showy species, in low, open grounds, U. S. and Can. St. green, some-times purplish, 4 to 7f high, often much branched above. Lvs. 2 to 4 to 7' long, acuminate at each end, often with divergent teeth. Pan. often diffuse, on spreading, leafy branches. Aug. - Oct. - Rays twice longer than the last.

25 S. Canadensis L. St. downy; lvs. lanceolate, serrate, 3-veined, acuminate, rough; roc. paniculate, secund, recurved ; rays short, about 8, disk-fls. about 7; scales linear. - (Fig. 118.) Fields, hedges, U. S. and Brit. Am., common. From 18'to 5f high. Stem furrowed, terminated by a copious panicle which inclines to one side. Lvs. sessile, 3' long, sometimes nearly entire, and perhaps a little downy.

Heads almost innumerable, very small, with very obscure, yellow rays. Aug. -Oct.

. PROCRERA. St. villous; lvs. rough, villous beneath; Ms. larger, and with larger rays. - In low grounds, 4 - 7f high. Leaves distinctly 3-veined. (S.

26 S. Shortii Torr. & Gr. St. minutely rough-downy; lvs. oblong-lanceolate, sharply serrate, strongly 3-veined, acute, very smooth; rac. secund, dense; pan.

contracted, elongated; scales linear-oblong, with greenish tips; rays 5 to 7, disk-fls. 6 to 7. - Banks of the Ohio River, Ind. and Ky. Sts. 1 to 2f high. Readily distinguished from the last. Jl., Aug.

27 S. pilosa Walt. Hirsute, tall, stout; lvs. lance-oblong, remotely serrulate, rough, thick, ob3oletely veined, midvein hairy beneath, upper lance-ovate, sessile, entire; pan. pyramidal; rays 7 to 10, minute, disk-fls. 5 or 6. - Pino barrens, N. J. to Fla., in damp places. St. 4 to 7f high. Lvs. 2 to 4' long below, reduced upwards, very numerous, yellowish-green. Pedicels with subulate bracts, similar to the outer scales. Sept, Oct.

28 S. odora Ait. St. round, pubescent in lines, slender; lvs. linear lanceolate, acute, abrupt and sessile at base, very entire, smooth, punctate, with pellucid dots, rough-edged; rac. paniculate; rays 2 to 4, disk-fls. 3 or 4. - In dry, fertile-woodlands and sunny hills, U. S. and Can. Stem 2 - 3f high, yellowish-green. Leaves 1 1/2 - 3' by 3 - 5", with a strong, yellowish midvein, but no veinlets. Panicle inclined. Racemes 2 - 3' long, spreading, each generally with a leaf at base, and a simple row of small heads on the upper side. Jl. - Sept. - The only species of Solidago which has properties generally considered either agreeable or useful. ' The leaves are aromatic and yield by distillation a fragrant volatile oil.

. retrorsa. Lvs. linear below, subulato above, often twisted; rays 1, 2 or 3; st. pubescent all over. S. W. Ga. (Miss Keen). Punctate lvs. acute. Scales, etc., as in a. (S. retrorsa Mx)

29 S. tortifolia Ell. St. rough, pubescent; lvs. numerous, linear, subentire, often twisted at the base, small, scabrous above, not punctate; rac. recurved, in a pyramidal panicle; scales obtuse; ray and disk-fls. each 3 to 5. - N. Car. to Fla. and Tex., in dry fields. St. 2 to 3f high, often much branched. Lower lvs. 2 to 3' long, reduced upwards to subulate bracts. (Elliott.) Aug. - Oct. - Is this the same as our . No. 28 ?

30 S. altissima L. St. hairy, tall; lvs. lanceolate, very veiny, lower ones deeply serrate, rough and wrinkled. Scales acute; rays 6 to 8. - A variable species, tho tall, rough varieties of which are common about the borders of fields, in hedges, U. S. and Brit. Am. Stem rough with hairs, erect, 3 - 5f high, much branched at top. Leaves variously toothed or serrate, numerous both upon the stem and branches. Branches widely spreading, each terminating in a recurved panicle with the flowers turning upwards. Scarcely two of the plants look alike. The i branches are very widely spread, or but little diverging, with few and scattered heads, or with numerous heads; the leaves are equally or unequally serrate, . hairy or woolly. Aug. - Oct. (S. rugosa Willd.)

31 S. Drumniondii Torr. & Gr. St. velvety; lvs. ovate or broadly oval, acute at each end, sharply serrate, smooth above, velvety beneath, veiny ; scales oblong, obtuse ; rays 4 or 5. - I11. near St. Louis. (Drummond in N. Am. Fl.) St. 1 to 2f high.

32 S. Radula Nutt St. rough-downy, simple; lvs. oblong-spatulate, tapering to the sessile base, serrate above, very rough, rigid, the lowest petiolate; pan. eoatracted; disk-fls. 3 to 6, rays 5, very short - I11. near St. Louis (Engelman), to La. Plant slender. 1 to 2f high. hds, small, crowded, in short, secund racemoa. Sept

33 S. ulmifolia Muhl. St. glabrous, with hairy branches; lvs. thin, elliptic-ovate, serrate, acuminate, sessile, tapering to the base, smooth above, villous beneath ; rac. paniculate, recurved-spreading; ped. villous; hds. small; scales acute; rays 3 or 4, disk-fls. 3 or 4. - In woods and low grounds, N. and W. States. A species, of striking form, like Brachychaeta, with the slender, arched branches of the Elm. St. striute, about 3f high, rarely with scattered hairs. Radical lvs. tapering to winged petioles, and hairy both sides, with coarse and unequal serratures, upper ones entire, middle ones about 3' by 1 1/4'. Rays deep yellow. Aug., Sept.

34 S. Boottii Hook. St. glabrous, with hairy branches; lvs. ovate or lance-ovate, serrate, lower contracted to marginal petioles, upper sessile, acuminate at both ends; rac. long, recurved, loosely panicled; hds. middle size; scales oblong, obtuse ; rays 2 to 5, disk-fls. 8 to 12. - Sandy soils, N. Car. to Fla. and Tex. Plant 2 to 5f high, variable, with the stem smooth, or more or less rough-downy. Aug. -Oct,

35 S. linoidss Solander. Smooth througliout; st. slender, simple; lvs. lanceolate, finely serrat3 and scabrous on the margin, radical ones petiolate, upper entire ; hds. small, in short, secund, at length spreading racemes; scales oblong-linear, obtuse, appressed; rays 1 to 4, short, disk-fls. 4 to 5, short. - A small species, near Boston (Greene in N. Am. Flo.) to N. J. St. 12 to 20' high. Lvs. 1 to 5 by 3 to 6". Pan. small, usually turned to one side. Sept., Oct.