Kerria. XLViil. ROSACEA. 257 



quisite beauty, in meadows and prairies, Mich. la. ! to Car. Stem 4 — 8f high. 

 Flowers numerous and exceedingly delicate. Jn. Jl. -f 



9. S. FiLiPENDULA. Pride of the Mcailaw. — Herbaceous, smooth; Ivs. inter- 

 ruptedly pinnate ; Ifts. pinnatiifidly serrate, 9 — 21, with many minute ones in- 

 terposed; slip, large, semicordate, serrate; corymb on a long, terminal pedun- 

 cle. — A very delicate herb, often cultivated. Stems 1 — 3f high. Leaves 3 — (i' 

 long, leaflets 1 — 2' long, linear, the serratures tipped with short bristles. Flow- 

 ers white, 4 or 5" diam. Petals oblong-obovate. Jn. 



10. S. Ulmaria. DouhU Meadow-sweet. — Herbaceous; Ivs. 3 — 7-foliate, with 

 minute leaflets interposed ; lateral Ifts. ovate-lanceolate ; terminal one much 

 larger, pahnately 5 — 7-lobed, all doubly serrate, and whitish-tomentose beneath ; 

 stip. Teniiorm, serrate ; ^;««ic/ecoryirbose, long-pedunculate. — In gardens, where 

 the numerous white flowers are mostly double. Jl. f — Other species of this 

 beautiful genus are sometimes cultivated. 



22. GILLENIA. Mcench. 



Gr. ytXao), to laugh ; on account of its exhilarating qualities. 



Calyx tubular-campanulate, contracted at the orifice, 5-cleft ; pe- 

 tals 5, linear-lanceolate, very long, unequal ; stamens 10 — 15, very 

 sliort ; carpels 5, connate at base ; styles terminal, follicles 2-valve(i, 

 2 — 4-seeded. — '^1- Herbs with trifoliate, doubly serrate leaves. 



1. G. TRiFOLiATA. Mcench. (Spiraea. Linn.) Indian Physic. 



Lfts. ovate-oblong, acuminate ; stip. linear-setaceous, entire ; fls. on long 

 pedicels, in pedunculate, corymbose panicles. — In woods, western N. Y. to Ga. 

 A handsome shrub, 2 — 3f high, slender and nearly smooth. Lower leaves pe- 

 tiolate, leaflets 2 — 4' long, \ as wide, pubescent beneath, subsessile. Flowers 

 axillary and terminal. Petals rose-color or nearly white, 8" by 2". Seeds 

 brown, bitter. Jn. Jl. — Root said to be emetic, cathartic or tonic, according 

 to the dose. 



2. G. sTiPULACEA. Nutt. (Spirca. Ph.) Bmoman's Root. 



Lfts. lanceolate, deeply incised ; radical h^s. pinnatifid ; stip. leafy, ovate, 

 doubly incised, clasping; fls. large, in loose panicles. — Western N. Y. to Ala. 

 Readily distinguished fiom the former by the large, clasping stipules. Flow- 

 ers fewer, rose-colored. Jn. — Properties of the root like the former. 



23. KERRIA. DC. 



In honor of Wm. Ker, a botanical collector, who sent plants from China. 



Calyx of 5 acuminate, nearly distinct sepals ; corolla of 5 orbicu- 

 lar petals ; ovaries 5 — 8, smooth, globose ; ovules solitary ; styles 

 filiform ; achenia globose. — A slender shrub, native of Japan. Lvs. 

 simple, ovate, acuminate, doubly serrate, lolthout stipules. Fls. terminal 

 on the branches, solitary or few together, orange-yellow. 



K. Japonica. DC. (Corchorus Japonica. Willd.) Japan Globe Flower. — 

 Common in gardens, &c. Stems numerous, 5 — 8f high, with a smooth bark. 

 Leaves minutely puijescent, 2 — 3' by 1 — IJ', with a very sharp, .slender point. 

 Petioles 3 — 5" long, Flowers double in cultivation, and abortive, globose, nej>-r 

 I' diam. f 



24. SIBBALDIA procumbens. Linn. — Mts. of Vt. Pursh. Also Can, 

 to Greenland. 



25. DRY AS integrifolia. Vahl.— Wlute Mts., N. H. Pursh. Also N. to 

 Greenland. 



2G. ALCHEMILLA alpIna. Linn.— White Mts., N. H., Green Mts., 

 Vt., and Greenland, according to Pursh. These three species, whose leading 

 characters are indicated in the " Conspectus of the Genera," have never, to my 

 knowledge, been attributed to N. Eng. by any botanist except on the authority 

 of Pursh, which in this case, Drs. Torrey & Gray (p. 433) think to be " ex- 

 tremely doubtful." 



