S48 XLVIII. ROSACES. ROSA. 



13. R. CANlNA. Dog Rose. Prickles remote, strong, compressed, falcate ; Ifts. 

 5 9, with acute, incurved, and often double serratures; stip. rather broad, ser- 

 rulate; ped. and cal. smooth or hispid; sep. after flowering, deflexed and de- 

 ciduous; Jr. ovoid, red. Native of Europe. Shrub 4 8f high. 



/?. Burboniana. Ser. Lfts. ovate, subcordate, simply dentate ; fls. purple, 

 double and semi-double ; pet. concave ; sep. entire. A splendid class of roses, 

 of which more than 100 varieties are cultivated. They are hardy, with am- 

 ple and glossy foliage. 18 other varieties are described by Seringe in DC. 



14. R. CENTIFOLIA. Hundred-leaved or Provens Rose. Prickles nearly straight, 

 scarcely dilated at base; If's. 5 7, ovate, glandular-ciliate on the margin, sub- 

 pilose beneath; flower-bud short-ovoid; sep. spreading (not deflexed) in flower; 

 fr. ovoid ; cal. and ped. glandular-hispid, viscid and fragrant. From S. Europe. 

 Shrub 2 -4f high, very prickly. Flowers usually of a pink color, but varying 

 in hue, form and size, &c., through a hundred known varieties. 



15. R. MOSCHATA. Musk Rose. Shoots ascending and climbing ; prickles cau- 

 line, slender, recurved ; If Is. 57, lanceolate, acuminate, smoothish, discolored ; 

 ttip. very narrow, acute ; fls. often very numerous ; ped. and cal. subhispid ; sep. 



subpinnatifid, elongated and appendiculate ; fr. ovoid, red. Native of . 



Stems trailing or climbing 10 I2f. Flowers peculiarly fragrant, rather large, 

 white, produced in panicles. 



16. R. ALBA. Wliite Garden Rose. Slightly glaucous ; prickles slender, re- 

 curved, sometimes wanting; Ifts. roundish-ovate, shortly acuminate; petioles 

 and veins subtomentose, glandular ; sep. pinnatifid ; pet. spreading ; fr. ovoid, 

 nearly smooth. From Germany. Shrub 5 8f high. Flowers large, corym- 

 bose, sweet-scented, generally pure white, but often, in its numerous varieties,' 

 tinged with the most delicate blush. 



17. R. MULTIFLORA. Many-flcmered or Japan Rose. Branches, ped. and cal. 

 tomentose; shoots very long; prickles slender, scattered; Ifts. 5 7, ovate-lance- 

 olate, soft and slightly rugose ; slip, pectinate ; fls. corymbose, often numerous ; 

 flower-bud ovoid-globose; sep. short; sty. exserted, scarcely cohering in an elon- 

 gated, pilose column ; pet. white, varying through r^eate to purple.-^-Japan. 

 Shrub with luxuriant shoots, easily trained to the height of 15 -20 f. 



18. R. INDICA. Chinese Monthly or Bengal Rose. Erect jor climbing, pur- 

 plish; pr-ickles, strong, remote; Ifts. 3 5, ovate, acuminate, coriaceous, shining, 

 smooth, serrulate, discolored; stip. very narrow ; fls. solitary or paniculate; 

 ped. often thickened, and, with the cal. smooth, or rugose-hispid; sla. inflexed; 

 fr. turbinatel Splendid varieties, blooming from Apr. to Nov. Flowers of 

 every hue from pure white to crimson. 



0. Lawrenciana. (R. Lawrenciana. Lindl. R. Ind. t. acuminata. Ser.) Miss 

 Lawrence's Rose. St. and brandies aculeate, bristly and subglabrous ; Ifts. ovate, 

 purplish beneath; pet. obovate-acuminate. A class of varieties with very small 

 flowers, pink to deep purple. 



19. R. BRACTEATA. Macartney Rose. Branches erect, tomentose; prickles re- 

 curved, often double ; Ifts. 5 9, obovate, subserrate, coriaceous, smooth and shin- 

 ing ; stip. fimbriate-setaceous ; fls. solitary, terminal ; ped. and cal. tomentose ; fr. 

 globose, large, orange. Varieties with cream-colored, white, to scarlet flowers. 



20. R. SEMPERV!REN T S. Evergreen Rose. St. climbing; prickles subequal; 

 Ifts. persistent, 5 7, coriaceous; fls. subsolitary or corymbose; sep. subentire, 

 elongated ; sty. coherent into an elongated column ; fr. ovoid or subglobose, yel- 

 low, and with the ped. glandular hispid. Allied to the following, but its leaves 

 are coriaceous and evergreen, persistent until January. 



21. R. ARVENSIS. Ayrshire Rose. Shoots very long and flexile; prickles une- 

 qual, falcate ; Ifts. 5 7, smooth or with scattered hairs, and glaucous beneath, 

 deciduous; fls. solitary or corymbose; sep. subentire, short; sty. cohering in a 

 long, glabrous column ; fr. ovoid-globose, smoothish. England. The shoots 

 grow 15 20f in a season and are very hardy. Flowers white to blush, crim- 

 son and purple. 



** Exotic species, fff Unarmed. 



22. R. BANKSI;E. Banks' Rose. Smooth; Ifts. lanceolate, crowded, 3 5, 



