ROSE FAMILY. 125 



heart-shaped ; flowers racemed, rather large, with short bracts ; fruit oblong 

 or cylindrical. 



R. Canad6nsis, Low B. or DEWBERRY. Rocky and sandy soil : Inn-- 

 trailing, slightly prickly, smooth or smoothish, and with 3-7 smaller leaflets 

 than in the foregoing, the racemes of flowers with more leaf-like bracts, the fruit 

 of fewer grains and ripening earlier. 



R. CUneifolius, SAND B. Sandy ground and barrens from N. Jersey S. : 

 erect, 1-3 Q high, with stunt hooked prickles ; the branchlcts and lower surface 

 of the 3-5 wedge-obovate tliickish leaves whitish-woolly ; peduncles 2-4- 

 flowered. 



R. trivialis, SOUTHERN Low B. Sandy soil from Virginia S. : trailing 

 or creeping, bristly and prickly ; the smooth partly evergreen leaves of 3 - 5 

 ovate-oblong or lance-oblong leaflets ; peduncles 1 - 3-flowered. 



* * Stems scarcely icoody but lasting over ivinter, wholly prostrate : fruit sour. 



R. hispidus, RUNNING SWAMP B. Low woods, &c. N. : with very long 

 and slender running stems, beset with small reflcxed prickles, sending up short 

 leafy and flowering shoots ; leaves of mostly 3 obovate blunt smooth and shin- 

 ing leaflets, of firm and thickish texture, somewhat evergreen ; floAvers small and 

 few on a leafless peduncle ; fruit of few grains, red or purple. 



4. FLOWERING BRAMBLE : cultivated for the flowers only. 



R. rossefolius, from China, called BRIER ROSE. Cult, in greenhouses 

 and apartments, has pinnate leaves, and bears a succession of full-double white 

 flowers resembling small roses. 



11. ALCHEMILLA. (Name said to come from the Arabic.) A minute 

 annual species, A. ARVENSIS, called PARSLEY PIERT in England, has got 

 introduced in Virginia, &c. 



A. vulgaris, LADY'S MANTLE, from Europe, is cult, in some gardens ; 

 it is a low herb, not showy, with somewhat downy rounded slightly 7-9-lobed 

 leaves chiefly from the root, on long stalks, and loose corymbs or panicles of 

 small light green flowers, through the summer. 2/ 



12. AGRIMONIA, AGRIMONY. (Old name, of obscure meaning.) 

 Weedy herbs, in fields and border of woods, producing their small yellow 

 flowers through the summer ; the fruiting calyx, containing the 2 akenes, 

 detached at maturity as a small bur, lightly adhering by the hooked bristles 

 to the coats of animals. 2/ 



A. Eut>at6ria, COMMON' A. Principal leaflets 5-7, oblong-obovate and 

 coarsely toothed, with many minute ones intermixed ; petals twice the length 

 of the calyx ; stamens 10 - 15. 



A. parviflbra, chiefly S., has smaller flowers, 11-19 lanceolate principal 

 leaflets, and 10-15 stamens. 



A. incisa, only S., has 7-9 oblong or obovate and smaller principal leaf- 

 lets, small flowers, and 5 stamens. 



13. POTERIUM, BURNET. (Old Greek name, of rather obscure appli- 

 cation.) 2/ 



P. Sanguis6rba, GARDEN or SALAD B. Common in old gardens, from 

 Europe : nearly smooth, growing in tufts ; leaves of many small ovate and 

 deeply toothed leaflets ; stems about 1 high, bearing a few heads of light 

 green or purplish monoecious flowers, in summer, the lower flowers with nu- 

 merous drooping stamens, several of the uppermost with pistil, the style ending 

 in a purple tufted stigma. 



P. Canadense, or SANGUISORBA CANADENSIS, CANADIAN or WILD B. 

 Wet grounds N. : 3 - 6 high, nearly smooth, with numerous lance-oblong 

 coarsely-toothed leaflets often heart-shaped at base, and cylindrical spikes of 

 white perfect flowers, in late summer and autumn ; stamens only 4, their long 

 white filaments club-shaped. 



