220 ICOSANDRIA POLYGYNIA. [CL. XII. 



simply or doubly serrate, pointed, smooth above, more or less downy 



beneath. Stem from four to eight feet high : leaflets generally seven, 



destitute of glands : fruit scarlet. This species varies so much that it 

 has been formed into several. The fruit is made into a conserve, and also 

 furnishes food to small birds. Flowers in June and July : grows in 

 hedges and thickets: common. Eng. Bot. vol. xiv. pi. 991. Eng. Fi. 

 vol. ii. p. 396. 760. 



15. fi. bractescens. Bracteated Downy Rose. Fruit globose, smooth ; 

 calyx pinnate, with entire leaflets ; prickles hooked ; leaflets egg-shaped, 

 almost simply serrated, downy beneath ; bracteas over-topping the fruit. 



Stem six or seven feet high, with spreading branches : leaflets hairy 



above, downy beneath : bracteas remarkably large : fruit bright-red. 

 Eng. Ft. vol. ii. p. 392. 761. 



* Branches destitute of bristles ; prickles hooked, compressed ; 

 styles united. 



16. R. tysty'ia. Close-styled Dog Rose. Fruit oblong, smooth ; calyx 

 pinnate ; prickles hooked ; leaflets simply serrate ; receptacle of the 



flower conical ; styles united into a prominent, furrowed column. 



A slender shrub, from eight to twelve feet high : prickles with a large 

 base : leaflets five or seven, smooth above, hairy on the ribs beneath : 

 flowers pale-pink: fruit scarlet. Flowers in June and July: grows in 

 thickets and hedges : not frequent. Eng. Bot. vol. xxvii. pi. 1895. Eng. 

 FI. vol. ii. p. 396. 762. 



17. R. arvensis. White Field Rose. Fruit globular or oblong, smooth ; 

 calyx pinnate ; prickles hooked, scattered ; leaflets simply serrate, 



glaucous beneath ; receptacle of the flower convex ; styles united. 



A bush four or five feet high: leaflets five or seven, egg-shaped, very 

 glaucous beneath : petals white, with a yellow base : fruit scarlet. 

 Flowers in July : grows ia hedges, thickets, and the borders of fields : 

 not common. Eng. Bot. vol. iii. pi. 188. Eng. FI. vol. ii. p. 397. 763. 



6. RU'BUS. BRAMBLE. 



Calyx inferior, of one leaf, with five oblong, spreading perma- 

 nent segments. Petals five, round, as long as the calyx. Fila- 

 ments hair-like, shorter than the petals ; anthers roundish, flat- 

 tened, two-lobed. Germens numerous, globular, crowded closely 

 together into a round head. Styles one to each germen, small, 

 hair-like, lateral ; stigmas simple, permanent. Berry compound, 

 globular, concave, deciduous, of several round, juicy grains, upon 

 a conical, spongy receptacle. Seeds solitary, oblong. Name of 

 uncertain origin. 251. 



* Stem woo,ly, round. 



1. R. idte'us. Raspberry Bush. Leaves pinnate, with five or three 

 leaflets, white and downy beneath ; stem erect, prickly ; leaf-stalks 



channelled. Stems biennial, nearly erect, three or four feet high, 



branched, with small straight, slender prickles : leaflets five, the ter- 

 minal one larger, their stalks downy and prickly : flowers small, white, 

 pendulous, in simple clusters : fruit pale-scarlet, fragrant, with an 

 agreeable slightly acid taste, not improved by culture, excepting as to 

 size. Flowers in May and June : grows in woods and thickets, in dry 



