22 R. Gallica L. Common French Rose. St. and petioles armed with numerous, fine, scattered prickles; lfts. mostly 5, elliptical or oval, thick; fls. erect; petals, large, spreading; sep. ovate; fr. ovoid and with the peduncles hispid. - The common red rose of gardens, from which have originated not less than 300 varieties, known in cultivation, and registered in catalogues, as the . Velvet. Carmine, Carnation, etc. Many of them are beautifully variegated, as the Tricolor, York and Lancaster, Nosegay, Picotee, etc. The dried petals arc used in medicine, and from them are extracted tinctures for cooking. Jn., Jl.
23 R. pimpinellifolia Ser. Scotch, or Burnet Rose. St. densely armed with straight, aeerose prickles; lfts. 5 to 9, roundish-obtuse, smooth, simply serrate; fls. small, usually roseate, but changing in the numerous varieties to white, red or yellow. - Native of Scotland and other parts of Europe. These shrubs are but 2 to 3f high, with small, delicate leaflets. Fls. numerous, globular, very line, of all colors, even yellow. May, Jn. (R. spinosissima L.)
24 R. Banksia L. Banks' Rose. Smooth; lfts. lanceolate, crowded, 3 to 5, scarcely serrate; stip. deciduous; fls. umbellate; fr. globular, nearly black.- From China. Thornless; shrubs, with small, cup-shaped fls. Not hardy.
16. AGRIMO'NIA, L. Agrimony. (Gr. a field, alone, a name of dignity for its medicinal qualities) Calyx tuba turbinate; contracted at the throat, armed with hooked bristles above, limb 5-cleft, connivent in fruit; petals 5; stamens 12 to 15; ovaries 2; styles terminal; achenia included in the indurated tube of the calyx.- Lvs. pinnately divided. Fls. yellow, in long, slender racemes.
1 A. Eupatoria L. Hirsute; lvs. interruptedly pinnate, Tipper ones 3-foliate, lfts. 5 to 7, lance-oval or obovate, with small ones interposed, coarsely dentate; stip. large, dentate; petals twice longer than the reflexed calyx. - Roadsides, borders of fields. Can. and U. S., common. St. 1 to 3f high, branching, leafy. Lfts. nearly smooth beneath, 1 1/2 to 3' long, 1/3 as wide, sessile, terminal one with a petiolule 1 to 3" long. Rae. 6 to 12' long, spicate. Fls. yellow, about 4" diam. on very short pedicels. Calyx tube curiously fluted with 10 ribs, and surmounted with reddish, hooked bristles. Jl.
β. hirsuta Torr. Smaller and more hairy.
parviflora Hook. Less hairy; fls. smaller, on longer pedicels. (A. par-viflora DC)
2 A. parviflora Ait. St. and petioles hirsute; lvs. interruptedly pinnate; lfts. numerous (9 to 17), crowded, pubescent beneath, linear-lanceolate, equally and in-cisely serrate, with small ones interposed: stip. acutely incised; rac. spicate-virgate; fls. small; petals longer than the erect calyx; fr. hispid. - Woods and -dry meadows, Penn. to S. Car. W. to Iowa and Term. Ste. 3 to 4f high, the hairs spreading, brownish and glandular. Lfts. 2 to 3' by 1/4 to 1/2', with smaller ones intermixed. Petals yellow. The plant has an agreeable balsamic odor. Aug. (A. suaveolens Ph.)
3 A incisa Torr. & Gr. Pubescent and hirsute; lvs. interruptedly pinnate; lfts. 7 to 11, with smaller ones interposed, oblong, incisely pinnatifid, canescent beneath; stip. deeply cleft; fls. small, remote, nearly sessile in the slender racemes. - N. Car. to Fla. (at Macon, Ga.) Fls. rather larger than in No. 2. Cal. segm. very short. Jl., Aug.
17. DRY'AS, integrifolia Vahl. - On the White Hills of N. H. Prof. Peck (Pursh), - but never since seen within our limits.
18. GE'UM, L. Avens. (Gr. to taste well; in allusion to the taste of the roots.) Calyx 5-cleft, with 5 alternate segments or bractlets smaller and exterior; petals 5; stamens ∞; achenia ∞, aggregated on a dry receptacle, and caudate with the persistent, mostly jointed, geniculate and bearded style. - Lvs. pinnatcly divided.
§ Stylo straight, jointlcss, all of it persistent. Sieversia...............................
Nos. 1, 3
§ Stylo bent and jointed in the middle, hooked or plumose. (a)
a Head of fruits raised on a stipe. Fls. yellow or purple.....................
Nos. 4 - 5
a Head of fruits sessile (no stipe). - Fls. yellow...........................
Nos. 6, 7
- Flowers while............................
Nos. 8, 9
1 G. triflorum Pursh. Villous; st. erect, about 3-flowered; lvs. mostly radical, interruptedly pinnate, of numerous cuneate, incisely dentate, subequal lfts.; bractlets linear, longer than the sepals; sty. plumous, very long in fruit. - Brit. Am. and N. W. States, rare in the Northern. Sts. scarcely a foot high, with a pair of opposite, laciniate lvs. near the middle, and several bracts at the base of the long, slender petioles. Radical lvs. 5 to 6' long, the terminal lft. not enlarged. Fls. rather large, purplish white. Sty. 2' long in fruit. May, Jn.
2 G. Peckii Pursh. Nearly glabrous; st. erect, several-flowered, nearly naked; radical lvs. lyrate-pinnate; the terminal lft. very large, truncate at base, the lateral ones minute; pet. obovate, much longer than the cal. - White Mts. Scape 9 to 15' high, with several small, incised bracts. Petioles 3 to 5' long, bearing 4 or 5 dentate, lateral lfts. 1 to 4" long, and ending in a half round lft. 2 to 4' wide, lobed and dentate. Fls. 8" diam., yellow, terminal on the elongated branches. Jl.., Aug. Perhaps a variety of the next.
3 G. radiatum Mx. Very hairy, hispid; st. leafy, 5 to 10-flowered; rt. lvs. lyrate-pinnate, the terminal lft. very large, broadly reniform-cordate, incised, the lateral ones very small; st. lvs. sessile, cleft and toothed; petals obcordate; sty. persistent, much longer than cal. in fruit. - Roan Mt. N. Car. (Curtis). Sts. 1 to 2f high, bearing a spreading pauicle of large, yellow fls.
4 G. vernum Torr. & Gr. Slender and slightly pubescent; st. ascending at base; radical lvs. pinnately 5 to 9-foliate, with incised lfts. or often simple and cordate, incisely lobed any) dentate; cauline lvs. 3 to 5-foliate or lobed; stip. large and Incised; fls. yellow, erect, very small; sep. reflexed; head of carpels globous, raised on a slender stipe. - Shades and thickets, Ohio to Ill. and Tex. St. 8 to 20' high, Striate, di- or triehomotous at top, few-leaved and few-flowered. Petals yellow and with the sepals hardly more than 1" in length. Stipe of the head of carpels 1/4' long. Apr. - Jn. (Stylipus vermis Raf.)