ROSACEAE 193 



RUBUS — continued 



Ls. alternate, usually lobed or compound, stipules linear. Fls. white or pink, 

 generally in terminal racemes or panicles, K5, C5, A 00, G 00. Fruit a compound 

 berry consisting of a small rounded mass of i -seeded fleshy carpels. 



{a) Ls. simple 



R. deliciosus. Rocky Mountain Bramble. May-June. D. Stem without 



prickles. Ls. ov,, 2i, 3-5-lobed, downy below. Fls. 2, white. Fruit ^, 



dry, dark purple. Rocky Mountains. (Fig. 26 j.) 

 R. fiagelliflorus. ]une. E. Prickles very small. Ls. ov., 6, heart-shaped base, 



slightly lobed, finely toothed, velvety green above, white- or yellow-felted 



below. Fls. ^, white, sepals red inside and conspicuous when reflexed. 



Fruit I, black. China. (Fig. 26 k.) 

 R. odoratus. Purple-flowering Raspberry. June-August. D. Stems pale 



brown, bark peeling. Ls. ov., 12, 5-lobed, hairy on both sides, velvety. 



Fls. 2\y bright pink or purple, in many-flowered racemes. Fruit f, flat, 



red. North America. 

 R. parvifiorus {R. niitkanus). Salmon Berry. June. D. Ls. ov., 8, 3-5-lobed, 



hairy on both sides. Fls. 2, white, in few-flowered branched clusters. 



Fruit f, red. North America. (Fig. 31 d.) 



{b) Stems with thick white waxy coating 



R.hiflorus. July. D. Ls. 3-5-fol.; Iflts. ov., 4, white-felted below. Fls. white. 

 Fruit yellow. Himalaya. 



R. Giraldianus. June. D. Ls. pinnate, 7-9-fol.; Iflts. ov., 2, white-felted 

 below. Fls. purple. Fruit black. China. 



R. lasiostylus. June. D. Ls. 3-5-fol.; Iflts. ov., 4, white-felted below. Fls. 

 red. Fruit red. China. 



R. thihetanus. June. D. Ls. pinnate, 7-13-fol.; Iflts. ov., 2, white- or grey- 

 felted below, terminal one pinnately lobed. Fls. purple. Fruit black. 

 China and Tibet. 



(c) Ls. compound ; stems without thick white 

 waxy coating 



R. australis. Lawyer Vine. June. E. Stems slender, zigzagged. Ls. 3-fol. 



or consisting merely of three slender l.-stalks without Iflts.; Iflts. vary 



in size from 5 to 5. Fls. white, pink, or yellow, in panicles; fragrant, 



unisexual. Fruit \, reddish orange. New Zealand. (Fig. 2 B.) 

 R. caesius. Dewberry. June-July. D. Ls. 3-fol.; Iflts. ov., 3, green below. 



Fls. white, in small clusters. Fruit of few large black carpels. Europe 



(including Britain). (Fig. 2 E.) 

 R. fruticosus. Common Bramble, Blackberry. July- August. D. Ls. 3-5-fol.; 



Iflts. green below. Fls. white or pink, in few-flowered racemes. Fruit 



black. Europe (including Britain). (Fig. 6 A.) 

 R. Idaeus. Raspberry. May-June. D. Stems erect, numerous, suckering freely ; 



with very small prickles. Ls. pinnate; Iflts. white below. Fls. small, 



white or pinkish. Fruit red and juicy. Europe (including Britain), 



West Asia. (Fig. 12 H.) 

 R. laciniatus. Cut-leaved Bramble. June-August. D. Stems angled. Ls. 







