ORDER 44. ROSACE^E. 109 



* Wild Roses, with simple, 5-petalled flowers, open in June and July. . .() 



Leaflets 3, rarely 5, smooth. Branches long, climbing or trailing Nos. 1, 3 



Leaflets 5 9, a rusty glandular and fragrant beneath Nos. 3, 4 



a not glandular. Erect. b Prickles stout, falcate No. 5 



b Prickles weak, straight Nos. G, 7, 8 



* Garden Roses, with either simple or double flowers. . .() 



Styles cohering in an exsorted column. Climbers. . . (a) 



a Leaflets 3 5, mostly 3. Prickles stout, deflcxed No. 1 



a Leaflets 5 9. b Stipules aud sepals mostly entire Nos. 9. 10 



b Stipules, or sepals, dissected. Prickles slender .... Nos. 11, 12 



Styles separate. c Stipules nearly free, and caducous Nos. 2, 13, 14 



c Stipules adnate to the petiole. d Prickles falcate.. .(<?) 

 d Prickles straight. . . (/) 



e Leaflets not at all glandular. Shrubs erect, often slender Nos. 15, 10, 17 



e Leaflets glandular and fragrant beneath, downy or not Nos. 3, 18, 19 



f Lvs. and often the calyx, glandular. Fls. roseate or yellow. .Nos. 20, 21 

 / Lvs. not at all glandular. Prickles numerous, weak, or 0. .Nos. 22, 23, 24 



1 R. setigera MX. Prairie Hose. Spines strong, straightish ; Ifts. ovate; stip. adhe- 



rent ; fls. in corymbs, deep roseate, becoming pale, scentless ; styles united in an ex- 

 serted column. Prairies, &c., N. Y. W. and S. 12 20f. June, July, t 

 Var. Prairie Queen, Baltimore Belle, Rosa Superba, &c. 



2 R* lae vigikta MX. Cherokee R. Prickles very strong, recurved ; Ifts. elliptical, ever- 



green, polished; stip. free, setaceous ; fls. solitary, large, white; calyx bristly ; styles 

 separate. Tenn. to Fla. 15 30f. $? In hedges and gardens. 



3 R. rublgliiosa L. Sweet Brier. Eglantine. Prickles strong, recurved, many weak 



ones intermixed ; Ifts. broad-oval; fls. solitary; fruit obo void and, with the pedicels, 

 glandular hispid. Fields, roadsides. 4 Sf. Fls. light red, single or double. 

 Var. Clementine, Maiden, Royal, Scarlet, Tree-double, White, &c. 



4 R. micrantha Smith. Prickles strong, recurved, few and equal ; Ifts. ovate ; fls. 



solitary, small (15"), mostly white. Pastures, &c. N. Eng. 6 8f. June. 



5 R. Carolina L. Swamp R. Tall, erect, glabrous ; Ifts. elliptical, glaucous beneath, 



not shining; fls. corymbed ; fr. depresse^-globous, dark red, with hispid peduncles. 

 Damp woods. 4 8f. Fls. varying from red to white. June, July. 



6 H. lucida Ehrh. Wild R. Prickles scattered, setaceous ; Ifts. elliptical, simply ser- 



rate, shining above ; fls. in pairs (13) ; fr. depressed-globous and, with the pedi- 

 cels, glandular-hispid. Dry woods. 1 3f. Branches greenish. Fls. red. 



7 R. nitida Willd. Wild R. Stems reddish with very numerous reddish prickles ; 



Ifts. narrow-lanceolate, smooth and shining ; fls. solitary ; calyx hispid. Swamps, N. 

 Eng. 1 2f. Fls. red. Fr. scarlet. Perhaps a variety of No. 6. 



8 R. blanda Ait. Tharnless Wild R. Prickles few, slender, deciduous ; Ifts. oblong, 



obtuse, not shining ; stip. broad ; ped. short, and with the calyx smooth and glau- 

 cous ; fr. globous. Dry hills, N. and M. 2 3f. Petals reddish. 



9 R. SEMPERVIRENS. Prickles subequal ; Ifts. thick, evergreen ; fls. clustered, mostly 



white ; fr. round-ovoid, yellow, glandular-hispid. S. Eur. & 12f. 



10 R ARVENSIS. Ayreshire R. Prickles unequal, falcate ; Ifts. ovate, acute, deciduous, 

 glaucous beneath ; fls. solitary or clustered, white to purple. Eur. 20f. 



Var. Dundee Rambler, Virginia Lass, Weeping-tree R., &c. 



1 1 R. MOSCHATA. Musk R. Lfts. lanceolate, acuminate ; stip. very narrow ; sep. long- 

 appeudaged, pinnatifld ; fls. panicled, peculiarly fragrant, white. Asia. 10 12f. 



12 R. MULTIFLORA. Japan R. Lfts. lance-ovate, rugous, soft ; stip. pectinate-fringed ; 

 fls. corymbed ; sep. short and ped. tomentous. South. 15 20f. Pet. wh. topurp. t 



Var. Hoiirsault, Seven Sisters, RusseFs, &c. 



13 R. BRACTEATA. Macartney R. Erect; prickles recurved; Ifts. 5 9, obovate, shin- 

 ing ; stip. bristle-fringed ; fls. solitary, with large bracts under the tomentous calyx. 

 China. 2 3f. Fls. white, creamy, &c. S. 



