4 
. r-¥ 
508 ICOSANDRIA. POLYGYNIA. ; 2, 
: = * 
= Oxper V.—POLYGYNIA. . F 
344. ROSA. L. (Rose.)~ . = : 
Calix urceolate, carnose, contracted at the 
. orifice, border 5-cleft. Petals 5) Seeds many, A 
hispid, attached to the inside of the calix. : 
Shrubs for the most part aculeate, prickles scattered; 
_ - Teayes alternate, pseudopinnate, in one species simple; ee 
lower part of the petiole alated by the decurrent stipules; 
flowers solitary or subcorymbose and terminal, mostly. j 
large, in the gardens often double: ‘ = 
Si SSP LESTER. -1. - 2. parvifiera._3.-nitida. 4. 
- dueide._ 5. gemella. 6. Lyonii. 7. setigera. 8. earolina. 
9. rubifelia. A very fine flowering species, but nearly 
se ss; abundant round Detroit, and through all the / 
~ ‘western states to Louisiana. 10. levigata. 11. rudigino- 
sa. R. suaveolens. Pu. Merely naturalized; certainly 
not native. 
A genus of near 50 species chiefly indigenous to Eu- 
_ -Fope, there are also a few species in Japan and India. 
345. RUBUS. L. (Bramble.) : 
Catix 5-cleft inferior. Petals 5. Berry com- 
pound; acini 1-seeded. 
~ Shrubby suffraticose or herbaceous plants; stems most. ee 
y aculeate, often ampual, more or less recurved or sar-_ 4 
™mentosely procumbent, the herbaceous species destitute + z 
of armature; leaves simple, ternate, digitate, or pinnately 
= 
divided; flowers terminal, racemosely paniculate or soli- 
pew b rarely subcorymbose; fruit edible, red or black, 
etimes yellowish. 
Species. 1.R. ileus. Indigenous throughout Upper 
Canada and on the borders of the lakes of the St. Law- 
_ Fence. 2. occidentalis. 3. villosus. Leaves in 5s. digi- 
____ tate, elliptic acuminate, sharply serrate, partly villous on 
