Vot. II.] ROSE FAMILY 199 
Leaves 3-7-foliolate. 
Fruit falling away from the dry receptacle. RASPBERRIES. 
Herbaceous, unarmed, 2'-6' high, 1-2-flowered. 4. R. arcticus. 
Shrubby, erect, decumbent or ascending, many-flowered. 
Stems bristly, not glaucous; fruit light red. 5. R. strigosus. 
Stems prickly, slightly glaucous; fruit dark red. 6. R. neglectus. 
Stems prickly, very glaucous; fruit purple-black. 7. R. occidentalis. 
Fruit persistent on the fleshy receptacle. BLACKBERRIES. 
° Herbaceous, annual, unarmed; fruit red-purple. 8. R. Americanus. 
Shrubby, erect, recurved or ascending; fruit black. 
Leaves pubescent or glandular-pubescent beneath; plants prickly. 
Fruit broadly oval, very pulpy. 9. R. villosus. 
Fruit narrowly oblong orthimble-shaped, comparatively dry. 10. R. Alleghaniensis. 
Leaves glabrous both sides; plant unarmed. u. R. Millspaughit. 
Leaves white-woolly beneath; plant prickly. 12. R. cunetfolius. 
Shrubby, trailing or procumbent. 
Stem bristly, scarcely prickly; leaflets obovate, %4’-1's' long. 13. R. hispidus. 
Stem densely bristly; leaflets acute or acuminate, 2'-4’ long. 14. R. selosus. 
Stem prickly; leaflets ovate or oval. 
Leaflets thick, coriaceous, persistent. 15. R. trivialis. 
Leaflets thin, deciduous. 
Leaflets pubescent beneath, mostly rounded or cordate at base. 
16. R. Baileyanus. 
Leaflets nearly or quite glabrous, mostly narrowed at base. 
17. R. Canadensis. 
1. Rubus odoratus L. Purple-flowering 
Raspberry. (Fig. 18go.) 
Rubus odoratus I,. Sp. Pl. 494. —1753- 
Erect, branched, shrubby, glandular-pubescent 
and somewhat bristly, not prickly, 3°-5° high. 
Stipules small, lanceolate, acuminate; leaves sim- 
ple, petioled, large (sometimes nearly 1° broad), 
3-5-lobed, cordate at the base, pubescent, espe- 
cially on the veins of the lower surfaces, the lobes 
acuminate, finely serrate, the middle one longer 
than the others; flowers terminal, rather numer- 
ous, corymbose or paniculate, purple, showy, 1/— 
2/ broad; bracts membranous; calyx-lobes tipped 
with a long slender appendage; fruit red when 
ripe, depressed-hemispheric, scarcely edible. 
In rocky woods, Nova Scotia to Ontario and Michi- 
gan, south to Georgia and Tennessee. A form with 
white flowers has been found at Pine Hill, Ulster Co., 
N. Y. June-Aug. In England called Virginia 
Raspberry. 
2. Rubus parviflorus Nutt. Salmon- 
berry. White-flowering Raspberry. 
(Fig. 1891.) 
Rubus parviflorus Nutt. Gen. 1: 308. 1818. 
Rubus Nutkanus Mocino; DC. Prodr. 2: 566. 1825. 
Similar to the preceding species but usually less 
glandular and scarcely bristly. Leaves petioled, 
simple, cordate at the base, 3-5-lobed, the lobes 
acute or obtusish, rarely acuminate, the middle one 
equalling or but slightly longer than the others, all 
coarsely and unequally serrate; flowers few, corym- 
bose, white, terminal, 1/-2’ broad; calyx-lobes 
tipped with a long, slender appendage; fruit de- 
pressed-hemispheric, scarcely edible, red when 
ripe. 
In woods, Michigan, Minnesota and western Ontario 
to Alaskaand California, southin the Rocky Mountains 
to Utah and Colorado. May-July. 
