ICOSANDRIA POLYGYNIA. 



POLYGYNIA. 

 232. ROSA. Rose. 



R. parvifiora : fruit depressed-globose, and, with the peduncles, hispid , 

 petioles pubescent, somewhat prickly ; stem smooth ; stipular prick- 

 les straight ; leaflets elliptical-lanceolate, simply serrate, smooth when 

 mature ; flowers mostly by pairs. 



HAB. Woods and copses. June July. Shrub 3 feet high ; Jlow- 

 ers large, red. 



R. Carolina : fruit globose, and, with the peduncles, somewhat hispid ; 

 petioles hairy, somewhat prickly ; stem smooth ; prickles uncinate ; 

 leaflets (5 7,) oblong-lanceolate, acute, sharply serrate, glaucous be- 

 neath ; flowers in corymbs. 



HAB. Swamps and wet thickets. June July. Shrub 3 8 feel 

 high ; prickles strong : corymbs 5 1-Jlowered ; petals obovate, 

 large. 



R. rubiginosa: fruit ovate ; peduncles and petioles glandular-hispid; 

 stem smooth ; branches and prickles recurved ; leaflets oblong, 

 opaque, pubescent above, ferruginous and glandular beneath. 



HAB. Hedges, &c. Shrub, slend. climb. ; leaf,. 5 7, sweet-scent. ; 

 Jl. pale red. 



233. RUBUS. Bramble. 



* Frutescent. 



R. villosus : pubescent, hispid, prickly ; stem angular ; leaflets in 

 fives, digitate, elliptical, acuminate, serrate, pubescent on both 

 sides ; calyx short-acuminate ; racemes loose, naked ; pedicels soli- 

 tary. 



HAB. Fields and hedges. June. Shrub 4 6 feet high; fl. wh. ; 

 fr. large, black. 



b.frondosus: pubescence simple; racemes leafy, few-flowered; the 

 upper flowers opening first ; petals orbicular-ovate, approximate. 



HAB. Road sides. Fl. larger. 



R. strigosus : unarmed ; strongly hispid ; leaflets in threes, or pin- 

 nate in fives, oval, obtuse at the base, marked with lines, and whit- 

 ish-downy beneath ; the terminal one often subcordate ; peduncles 

 and calyx hispid. 



HAB. Rocky hills. May. Shrub upright ; raceme few-Jl. ; fr. red, 

 agreeable. 



R. cuneifolius : branches, petioles, and peduncles pubescent ; stem, 

 erect; slightly angular; leaflets ternate, cuneate-obovate, entire at 

 the base, suhplicate, tomentose beneath ; racemes loose ; pedicels 

 solitary, 1-flowered. 



HAB. Sandy fields and woods. June. Shrub 2 feet high; fruit 

 black, orate, agreeable. 



R. occidentalis : branches and petioles glaucous and aculeate ; leaves 

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