RUBus. ICOSANDRIA. POLYGYNIA. 487 



326. RUBUS. L, 



Calyx 5-cleft, inferior. Petals 5. Fruit composed 

 of muny 1 -seeded juicy acines, on a dry receptacle. 

 Gen. pi. 864. J\'utt. Gen. I. p. 308. Juss. p. 

 338, Lam. Ill t. 441. Nat. Ord. Rosace,e Juss. 



Bramble. 



* Frutesctnt. 



1. R. Jd(£\is L. : leaves pinnate ; leaflets 3 — 5, rhombic- 

 ovate, acuminate, while and very downy beneath ; petioles 

 canahcuiale ; stem nearly erect, prickly. Willd. Spec. IL 

 p. 1081. Smith Fl. Brit. II. p. 541. Eng. Bot. t. 2443. 

 P u r s h Fl. I. p. 34G. Nutt, Gen. I. p. 308. 



Hab. In hedge-rows. Catiada to Pennsylvania. P« rs A. In- 

 digenous throughout Upper-Canada, and on tlie borders of the 

 lakes of the St. Lawrence. JVu 1 1 all. 



I have never seen North-American specimens of this Ru- 

 Bus. Canada is probably its southern limit. 



2. R. villosus A i t,: pubescent, hispid and prickly; stem 

 angular; leatlets in fives, digitate, elliptical, acuminate, ser- 

 rate, pubescent on both sides; calyx short-acuminate; ra- 

 cemes loose, naked ; pedicels solitary. IV ill d. Spec. H, 

 p. 1085. Ait. Kew. II. p. 210. Mich, Fl. 1. p. 297. 

 PurshFLl.\). 346. B i g. Bost. p. 1 22. Ejusd. Med. 

 Bot. II. p. 160. t. 38. Elliott Sk. I. p. 567. Bart, 

 Vtg, Mat, Med, t. 39. 



Root very long, creeping. Shrub 4 — 6 feet high; younger 

 branches glandular-pubescent. Prickles strong, uncinate. 

 Leaves ternate and quinate ; leaflets elliptical, oval, and oval- 

 lanceolate, coarsely and unequally toothed, unequal at the base; 

 the terminal one on a long petiole; petioles canaHculate above, 

 prickly beneath. Racenies many-flowered, loose; the lower 

 flowers opening first ; fiedicela villous, an inch or more in 

 length, with fohaceous 3-cleft bracts at the base. Segments 

 of the calyx ovate, mucronate. Petals white, lanceolate-ovate, 

 with wide interstices when expanding. Fruit large, black, of 

 a pleasant taste. 



Hab. In old fields and along hedges. June. High Blackberry. 



j3. frondosus Big. : pubescence simple ; racemes leafy, 

 few-flowered ; the upper flowers opening first ; petals orbicu- 

 lar-ovate, approximate. 



Flowers larger than in the preceding variety. 

 Hab. Near Boston. B ige lonv. 



According to Dr. Bigelow, this variety differs from R. 



