ICOSANDRIA POLYGYXIA 311 



minate, tomcntose within and on the margin, terminating in long lancc-lincar foil. 

 aceous appendages, the 3 outer segments often laciniate, or deeply and pinnatifid- 

 \y incised towards the apex. Petals pale red, about an inch long, and nearly as 

 wide at apex, cuneate-obcordate, or obovate and emarginate. Styles densely hirsute, 

 slightly exscrted from the neck of the calyx-tube. Fruit sub-globose, about half 

 an inch in diameter, dark red and nearly smooth when mature. 



JIab. Borders of woods; old fields &c frequent. FL June— July. Fr. Sept. 



2. R. Carolina, L. Leaflets oblong-oval, or elliptic-lanceolate, some* 



what glaucous beneath ; stipular prickles recurved ; flowers mostly in 



corymbs. Beck y Hot, p. 109. 



R. palustris? Marsh. Arbust. p. 135. 



R. pennsylvanica. Mx. Am. I. p. 296. 



R. corymbosa. Muhl. Catal. p. 50. Bart. Phil 1. p. 231. Florul. 

 Ceslr. p. 64. 



R. caroliniana. Bigel. Bost. p. 197. NotofJfr. 

 Carolina Rosa. Vulgo — Swamp Rose. 



Stem 4 to 6 feet high, aculeate, often stout, with numerous prickly purple 

 branches ; prickles strong, recurved, mostly 2 at the base of the stipules. Leaflet* 

 mostly 5 or 7, 1 to2 or 2 and a half inches long, and half an inch to near an inch 

 wide, generally elliptic-lanceolate, often acuminate, and more oblong than the 

 preceding, but variable, mostly downy-pubescent and glaucous beneath, some- 

 times smoothish. Flatcers mostly in terminal corymbs of 3 to 6 or 7, Calyx and 

 peduncles glandular-hispid ; segments of the calyx linear-lanceolate, long-acu- 

 minatc, generally all entire,terminating in narrow foliaccous appendages. Petals 

 purple, rather larger than the preceding, and nearly of the same form. Fruit de- 

 pressed- dubose, scarcely as large as in the preceding species, glandular-hispid, 

 dark red and shining when mature. 



Hab. Low swampy grounds, thickets, <fcc. frequent. Ft. June— July, Fr. Sept. 



Obs. This is often a troublesome plant, in our wet meadows and low grounds j 

 and not easily extirpated. It appears to be subject to several varieties. 



* * Fruit ovoid. 



3. R. nuBir.iyoBA, L. Leaflets roundish-oval, or obovate, serrate and 

 glandular-ciliate, with a ferruginous glandular pubescence beneath; 

 stipules glandular-ciliate ; prickles stout, somewhat recurved; flowers 

 mostly solitary. Beck, Bot. p. 110. 



R. suaveolens. Pursh, Am. t 1. />, 346. Ell. Sk. 1. p. 566. Florul. 

 Cestr. p. 64. 



Rubigixous, on Russet Rosa. Vulgd— Sweet Brier. Eglantine. 

 Ga//.-Eglantin. Germ.-Die Wein Rose. Hisp. Escaramujo oloroso. 



Stem 4 to 6 or 8 feet high (when trained up, much taller), armed with numerous 

 stout unequal prickles, much branched ; branches long, rather slender and flaccid, 

 mostly yellowish green. Prickles long, stout, more or less recurved. Leaflets 5 

 to 7, 1 third to 3 fourths of an inch long, and 1 fourth to 2 thirds of an inch wide, 

 ovate, oval, and obovate, somewhat pilose and green above, and clothed with a 

 glandular russet pubescence beneath, somewhat viscid, and very fragrant, a- 

 cutely serrate, the serratures glandular-ciliate. Common petioles aculeate, pubes- 

 scent; stipules a little dilated above, glandular-ciliate. Flowers terminal, mostly 

 solitary, sometimes in pairs, or threes. Peduncles mostly armed with stiff spread- 

 ing bristles tipped with glands, and furnished with a pair of opposite lanceolate 



