208 BRITISH BOTANY. 



North of England and Scotland. Shrub. June. 



Var. a, doniana, Lind. — e.b.s. 2601. l.c. 345 b. — Prickles very 

 numerous and very unequal. Leaves very hairy. Calyx-segments 

 almost entire. 



Wood near Ingleton, Yorkshire. 



Var. ^, gracilis, Borr. — l.c. 345 c. — Large prickles more 

 hooked, one of the segments of the calyx slightly toothed. 



Near Newcastle. 



R. involuta, Sm. Prickly unexpanded Rose. — e.b. 2068. 

 L.c. 344. 



Dwarf shrub, spreading widely. Prickles and setse (bristles) 

 straight, numerous, very unequal. Leaves on short, bristly pe- 

 tioles ; about 7 leaflets ; leaflets ovate, folded (plicate) , doubly 

 serrated ; stipules pointed, ciliated. Peduncles and calyx bristly ; 

 calyx-tube ovate; divisions entire, spreading in flower. Fruit 

 ovate, bristly, crowned by the converging divisions of the^ calyx.. 



This Rose has some resemblance to R. spinosissrina.-r.s ' ^' '. 



West Highlands and islands of Scotland. June, July. 



R. "Wilsoni, Borr. Wilson's Rose. — e.b.s. 2723. l.c. 

 343. 



Bush about three feet high, with slender, spreading branches 

 and reddish foliage. Prickles very unequal, most of them slightly 

 curved, the larger much dilated at the base, intermixed with 

 setse. Leaflets serrated, hairy, 7-9 ; stipules with ovate, di- 

 verging points. Calyx-divisions simple, glandular. Fruit ovate- 

 roundish, with a short neck crowned with the persistent, spreading 

 segments of the calyx. 



North Wales, Wilson. Shrub. June. 



R. spinosissima, L. Burnet-leaved Rose. — e.b. L87. A. 18. 

 C. 60. Lat. 50-60°. Alt. 0-650 yds. Tem. 52-40°. 



Stems erect, much- branched at the summit, forming a low, 

 tufted bush. Prickles very numerous, especially above, very un- 

 equal, slender, straight, more or less deflexed. Leaves of 5-9 

 leaflets, with uniform, nearly linear, stipules; stipules of the 

 upper (floral) leaves somewhat broadei", with spreading auricles; 

 leaflets roundish or oblong-roundish, serrated, with usually simple 

 teeth, glabrous, pale-green. Divisions of the calyx lanceolate, 

 acuminate, two of them with erect, setaceous teeth, woolly at the 

 edges, nearly half as long as the corolla, shaggy or downy within. 

 Petals pure white, slightly yellow a^30ve the claw. Styles {lis- 



