250 XL VIII. ROSACEiE. Rubus. 



unequally serrate ; Jls. large, in terminal corymbs ; pet. orbicular, purple.— A 

 fine flowering shrub, 3 — 5f high, in upland woods, U. S. and Brit. Am., common. 

 Leaves 4 — 8' long, nearly as wide, cordate at base, lobes acuminate, petioles 

 2 — 3' long, and, with the branches, calyx and peduncles, clothed with viscid 

 hairs. Flowers nearly 2' diam., not very unlike a rose, save the (100 — 200) sta- 

 mens are whitish. Fruit broad and thin, bright red, sweet, ripe in Aug. FL Jn. Jl.f 



6. R. Cham^morus. Dwarf Mulberry. Cloudberry. 



Herbaceous; st. decumbent at base, erect, unarmed, 1-flowered; Ivs. cor- 

 date-reniform, rugose, with 5 rounded lobes, serrate ; sep. obtuse ; pet. obovate, 

 white. — An alpine species with us, found by Dr. Robbins on the White Mts. 

 and by Mr. Oakes in Me. Flowers large. Fruit large, yellow or amber color, 

 sweet and juicy, ripe in Aug. Fl. May, Jn. 



7. R. NuTKANUS. Mo9ino. Nooika Sound Rubus. 



St. shrubby, somewhat pilose, with glandular hairs above ; Ivs. broad, 5- 

 lobed, unequally and coarsely serrate ; ped. few-flowered ; sep. long-acuminate, 

 shorter than the very large, round-oval, white petals. — A fine species, Mich., 

 Wis. to Oreg., &c., with very large, sho\\y, white flowers. It has received some 

 notice in cultivation, and a few other species of this section also, f 

 * * Leaves 3 — 1-foliaie. 



8. R. Id^us. Garden Raspberry. ^ 



Hispid or armed with recurved prickles ; lis. pinnately 3 or 5-foliate ; Ifts. 

 broad-ovate or rhomboidal, acuminate, unequally and incisely serrate, hoary- 

 tomentose beneath, sessile, odd one petiolulate ; Jls. in paniculate corymbs ; 

 pet. entire, shorter than the hoary-tomentose, acuminate calyx.— Many varieties 

 of this plant are cultivated for the delicious fruit. Stems shrubby, 3— 5f high. 

 Leaflets smoothish above, 2—4' long, § as wide. Flowers white, in lax, termi- 

 nal clusters. Fruit red, amber color or white.— Plants essentially agreeing 

 with the above described were found at Cambridge, Vt., in woods, also at Cole- 

 brook, Ct., by Dr Robbins. % 



9. R. sTRiGosus. Michx. (R. Idaeus. Nutt.) Wild Red Raspberry. 



Plant shrubby, strongly hispid ; Ivs. pinnately 3 or 5-foliate ; Ifts. oblong- 

 ovate or oval, obtuse at base', coarsely and unequally serrate, canescent-tomen- 

 tose beneath, odd one often subcordate at base, lateral ones sessile ; car. cup- 

 shaped, about the length of the calvx.— In hedges and neglected fields. Can. 

 and N. States, very abundant. Stem without prickles, covered with strong 

 bristles instead. Leaflets H— 2|' long, ^— § as wide, terminal one distinctly 

 petiolulate. Flowers white. Fr. hemispherical, light red, and pi a peculiar 

 rich flavor, in Jn. — Aug. Fl. May. 



10. R. occiDENTALis. Black Raspberry. Thimble-berry. 



Plant shrubby, glaucous, armed with recurved prickles ; Ivs. pinnately 3- 

 foliate; Z/^/s. ovate, acuminate, sublobate or doubly serrate, hoary-tomentose 

 beneath, "lateral ones sessile ;/s. axillary and terminal, fr. black. — A tall, slen- 

 der bramble, 4r-8f high, in thickets, rocky fields, &c.. Can. and U. S. Plant 

 not hispid. Leaflets 2—3' long, i— § as wide, nearly white beneath, odd one 

 distinctly petiolulate, common petiole terete, long. Flowers white, lower ones 

 solitary, upper corymbose. Fruit roundish, glaucous, of a lively, agreeable 

 taste, ripe in July. Fl. May. :j: 



11. R. TRiFLORUs. Rich. (R. saxatilis. i??/>.) TViree-flowered Raspberry. 

 St. shrubby, unarmed, declined; branches herbaceous, green; Ivs. 3 or5- 



foliate ; Ifts. nearly smooth, thin, rhombic-ovate, acute, unequally cut-dentate, 

 odd one petiolulate; slip, ovate, entire ; ped. terminal, 1— 3-flowered; pet. erect, 

 oblong-obovate.- Moist woods and shady hills, Penn. to Brit, Am. Stems flex- 

 nous, smooth, reddish. Petioles very slender, 1—2' long. Leaflets 1—2' by i— 

 1', lateral ones sessile, oblique or unequallv 2-lobed. Petals white, rather lon- 

 ger than the triangular-lanceolate, reflexed sepals. Fruit consisting of a few 

 large, dark-red grains, acid, ripe in Aug. Fl. May. 



12. R. ros;efolius. Rose-leaved Rubus or Bridal Rose.— Erect, branching, 

 armed with nearly straight prickles; Ivs. pinnately 3— 7-foliate; Ifts. ovate- 

 lanceolate, subplicate, doublv serrate, smooth beneath, velvety above; stip. 



