RUBUS. 99 



prickles strong hooked, cal. tomentose hairy, pet. obovate much 

 narrowed below. R. fruticosus R. G. 7. St. roundish at the 

 base, often nearly suberect, with scattered stellate down. L. 

 usually softly tomentose beneath ; term. It. usually ovate or ob- 

 long, gradually and shortly acuminate, rather coarsely and doubly 

 serrate. R. argenteus (Lees !) is a form with more stellate down 

 on the St., underside of 1. and calyx. I place var. macroacan- 

 thus (Bell Salt.) with R. discolor ; that of Bloxam here. Hedges 

 and thickets. Sh. VII. VIII. 



14. R. discolor (W. and N.) ; st. arched angular furrowed stel- 

 lately downy, prickles declining or deflexed from a long base, /. 

 5-nate coriaceous white closely tomentose beneath, pan. long nar- 

 row, few lower branches axillary many-flowered, upper short 

 close together corymbose, prickles strong hooked, cal. closely 

 tomentose, pet. roundish-obovate clawed. R. G. 20. R. fruti- 

 cosus Sm. E. B. 715. St. nearly prostrate unless supported, 

 often seeming glabrous. Prickles large, compressed. L. usually 

 hairless beneath or slightly hairy on the ribs only, tomentum hard; 

 term. It. gradually obovate or oblong, abruptly acuminate; all 

 often with decurved edges. Hedges and thickets. Sh.VII.VIII. 



15. R. leucostacJiys (Sm.); st. arched angular stellately downy 

 and with clustered hairs, prickles slightly declining, 1. 5-nate grey 

 or white shining soft tomentose and hairy beneath, term. It. 

 elliptic or round cuspidate, pan. long tomentose and hairy, 

 branches all short few-flowered spreading, prickles slender 

 straight, cal. tomentose hairy setose. E. B. 2631. R. leucosta- 

 chys and R. Leightonianus Bab., R. vestitus R. G. 33. St. often 

 nearly round, sometimes furrowed ; stellate down abundant, often 

 lax ; hairs mostly clustered, with bulbous bases, sometimes ; 

 rarely a few subsessile glands or setae. L. often pilose above ; 

 term. It. round in deep shade, more elliptical when exposed, often 

 subcordate. Fl.-shoot hairy throughout ; prickles yellow, from 

 a large base. Hedges and thickets. Sh. VII. VIII. E. I. 



16. R. carpinifolius (W. and N.) ; st. arched angular patently 

 hairy (hairs solitary and clustered) sometimes slightly stellately 

 downy, prickles moderate conical compressed slender declining, 

 1. 5-nate pilose above pale green and hairy or grey and tomentose 

 beneath, term. It. elliptic elliptic-obovate or roundish pointed, 

 pan. narrow racemose leafy below very hairy setose, branches all 

 short ascending few-flowered or lower elongated, prickles de- 

 clining, cal. very hairy. R. G. 13. R. vulgaris R. G. 12. R. 

 carpinifolius E. B. S. 2664 is different. St. sometimes 

 nearly round ; stellate down 0, or very slight ; subsessile glands 

 rather many; setae rare; prickles very regularly and gradually 

 attenuated. a. R. carpinifolius (W. and N.) ; st. often nearly 

 suberect ultimately arched and rooting, term. It. elliptical acu- 



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