ORDER 47 -ROSE WORTS. 2 05 



by culture); achenia o>, bony, hispid, included in aud attached to the in 

 side of the fleshy calyx-tube. Shrubby and prickly plants. Leaves un- 

 equally pinnate. Stipules attached to the petiole, or often free. 



In the table, the first ten species are found growing wild in this country, and 

 sometimes also cultivated. The other species never grow wild here. 



{ Styles growing together into an inserted column. Climbers h 



jj Styles not cohering into a column a 



a Stipules nearly free from the petiole and falling off g 



a Stipules adhering to the petiole b 



b Plant armed with curved or hooked prickles, erect.. . .d 



b Plant armed with straight prickles c 



c Wild, native Roses, 1-8 f., erect.... 5-7 



c Cultivated exotics climbing (No. 20) or erect 21-28 



d Leaflets glandular and fragrant beneath f 



d Leaflets not at all glandular. Shrubs erect e 



e Wild, native Bose, flowers single 8 



e Cultivated exotics, mostly double-flowered 13, 14 



f flowers single. Wild .... 9, 10 



f Flowers double. Exotic, cultivated 15-17 



g Leaflets 5-9. Flower-stalk enveloped in bracts. . . .4 



g Leaflets 3-5. Flower-stalk bractless, very smooth....?, 19 



h Leaflets 3-5, mostly 3. Native and cultivated 1 



h Leaflets 5-9 k Stipules and sepals mostly entire.... 11. 12 



k Stipules fringed, sepals entire 3 



k Stipules entire, sepals pinnatifid. . . .18 



1 R. setig'era. Mickigitn R, Flowers in corymbs, rose- colored, changeable. W. } 

 2 R. laeviga'ta. Cherokee E. Lfts. very smooth, ellip. Fls. solit., white. S. f 

 8 R. multiflo'ra. Japan R. Lfts. soft, wrinkled. Fls. corymbed, double. S. t 



4 R. bractea'ta. Macartney E. Fls. solitary, with large bracts beneath it. S.-W. 1 

 5 R. lu'cida. Mining R. Lfts. 5-9, elliptic, shining. Prickles few. Calyx hispid. 

 8 R. nit'ida. Wild R. Leaflets 5-9, narrow-lance, shining. Prickles numerous. 

 1 R. blanda. Uland E. Lfts 5-7, oblong, dull. Prickles very tew. Calyx smooth. 

 8 R. Carol! 'na. Swamp B. Stems 4-7f. high. Flowers in ocrymbs. Dull green. 

 3 R. rubigino'sa. Sweet Brier. Sepals persistent. Some of the prickles awl-shaped. 

 10 R. micraa'tha. Eglantine. Sepals deciduous. All the prickles hooked alike. Fla. 

 small. 



11 R. sempervi'rens. Evergreen E. Prickles alike. Lfts. evergreen, leathery. 



12 R. arven'sis. Ayrshire E. Prickles unlike. Lfts. soft, deciduous, t 



13 R cinnamo'mea. Cinnamon E. Stipitles broad, pointed, involute, wavy, t 



14 R cani'na. Dog E. Stipules broad, serrulate. Sepals fail off after flowering, t 



1C R. centifo'lia. Cabbage R. Moss E. Sepal* aptcr<d in flower, often very 

 glandular, t 



