] 04 ROSACE.E. 



carpels .aggregated on a spongy receptacle, persistent or de- 

 ciduous. — Perennial half shrubby plants, with usually biennial 

 stems armed with prickles, white (rarely reddish) flowers, a nd 

 edible fruit. 



Frtiit concave beneath, separating from the. dry, conical, per tistent receptacle. Rasp- 

 berries. 



• Leavrs simple ; flowers large reddish ; pr idles none. 



1. R. ODORATUS, L. Rose-flowering Raspberry. 



Hisped with glandular hairs ; stun erect, branched; leaves large 3 to 5 lobed. the 

 lobes acute or acuminate, unequally serrate : p e dund et many-flowered, compound ; 

 taly: -lobes tipped with a narrow appendage as long as themselves: petals rounded. 



Rocky p'ares; common. June — Aug. Stem 4 feet high with the stalks, bran- 

 ches and calv x bristly with glandular clammy hairs. Leaves 4 to S inches bn^, 

 nearly aswit'e. cordate at base. Flowersl&rge. purple, resembling a rose. St 

 very numenus, 1 to 300, whitish. Fruit broad and flat, bright red, ewcet when 

 ripe. 



* • Leives 3 to "-foliate. 



2. R. TRIFLORUS, Rich. Dwarf Raspberry. 



Stems ascending or trailing; leaves ternate or pedate-quinate. on slender petiole*; 

 leaflets rhombic-OTate or lance-ovate, acute at both ends, coarsely doubly serrate, 

 terminal one petiolate, thin; peduncle terminal 1 to 3 flowered ; sepals lanceolate. 



Moist woods and hills. June. Stem tiexuous. smooth, reddish. Leaflets 1 to 3 

 Inches long, \A to 1 wide. Petioles 1 to 2 inches long. Pdals white, rather longer 

 than the n flexed sepals. Fruit small, dark red, usually sour, ripe in August. 



3. R. BTRIGOSTJS, Michx. WUd Red Raspberry. 



Stem erect, shrubby, strongly hisped; leaves teanate or quinate; leaflets oblong- 

 ©vate. pointed, cut-serrate white tomentose beneath, the terminal one of ten sub- 

 cordate : peduncles 4 to 6 flowered. 



Rocky places, common in mountainous regions. May. Stem reddish-1 rown. 2 to 

 3 feet high, covered with strong bristles. Leaflets l 1 ^ to 2 inches long,*., to % as 

 vide, terminal one distinctly petiolate. Floioert white. Sepals spreading, nearly 

 ac U Bg as the pntaln t orolla cup-shaped. Fruit hemispherical, liuht red. rich fla- 

 vored, ripe in June — Aug. 



4. R. OCCIDENTALISM L. Black Raspberry. 



Shrubby, g'aucous, armed with recurved prickles; femes pint ately 3-foliate; 

 hnjk Novate, pointed, coarsely doubly s> rrate, whitened downy un'er.ieath -.flowers 

 axil'ary aid terminal. 



Thickets and fields along fences; common. May. Stem 4 to 8 feet long, sparing* 

 ly branched. Leaflets 2 to 3 inches long, \C to \^ as wide, on long round petioles- 

 Flowrs white. 1 to 3 on axillary peduncles, in terminal leafy racemes. Fruit 

 roundish, nearly black, sweet, and well flavored, ripe in July. 



5. B. ld.tus, L. Garden Ra pberry. 



Hisped or aimed with recurved prickles: leaxes pinnately 3 to 5 foliate; leaflet* 

 broad-ovate or rhomboidal, pointed, unequally and incisely serrate, hoary tomen- 

 tose beneath, sessile ; flowers in panicled corymbs. Stem shrubby, 3 to 5 feet high. 

 leaflets amoothish above, 2 to 4 inches long. % as wide. Petals white, entire, shor- 

 ter than the hoary tomentose calyx. Fruit red, amber color or white, ripe in June 

 and July. Many varieties of this plant are cultivated for the delicious fruit. 



Blackberries. F.uit inseparable from V e juicy, deciduous r^csptade. 



6. R. villosus, Ait. High Blackberry. 



Prickly; ste-m angular, an 1 with the branches, peduncles and lower surface of the 

 fcaveg hairy and glandular; leaves ternate and pedate-quinate; leaflets ovate, poin>- 



