18 A REVISED ARRAKGEME?v'T OF BllITTSH EOSES 



peduncles longer, sepals usuall}^ reflexed, rarely somewhat spreading, 

 deciduous before or as soon as fruit ripens, styles rarely more than 

 hispid. In the Subgroup ScahriusculcB the leaflets are more glabrous, 

 and the styles often quite so. 



A. Svibgroup Tomentosse. 



Leaflets usually densely and softly tomentose, styles quite hispid. 



K. TOMENTOSA Sm. Prickles very variable, leaflets biserrate, 

 eglandular, or with line inconsj^icuous subfoliar glands, fruit ovoid or 

 subglobo.^e, sepals normally reflexed, but often spreading, rarely 

 suberect, styles varying from denselv to thinly hispid. V.c. 16, 17, 

 20?, 23, 27, 33, 34, 36, 38, 40, 42, 55, 57, 62, 67, 69, 74, 80, 81, 88, 

 Antrim. Down. 



Var. Guspidafoidus (Crep.). Prickles straight, leaflets more 

 glandular, fruit subglobose, styles decidedlv hispid. V.c. 19 ?, 31, 

 39, 49, 55, 64, 65, 69, 70, 73, 78, 88, 106, Antrim ?. 



f. ps<mdo-cufij>idata (Crep.). Very near the last, but prickles 

 somewhat curved, leaflets still more glandular, or at least more con- 

 spicuously so, fruit ovoid, and styles thinlv hispid. V.c. 2, 3, 15, 17, 

 22, 23, 34, 40, 62, 65, 69, Antrim P. 



Var. diimosa (Pug.). Leaflets uniserrate, normally large, oval- 

 elliptical, without subfoliar glands, long peduncles and ovoid fruit 

 both glandular-hispid, styles woolly. V.c. 19 P, 31, 49, 55, 70?, 73. 



B. fomenfosa xglauca. Intermediate between the two Groups. 

 I have two forms, which are not identical. V.c. 70, 81. 



B. Subgroup Scabriusculae. 



Leaflets much less tomentose (except in var. confiisa), often sub- 

 glabrous, sepals usually quite reflexed, and styles thinly hispid or 

 glabrous, 



B. tomentosa var. scahrluscula Baker. Prickles stout, but 

 straightish, rarely falcate, leaflets large, elliptical, normally well 

 spaced, but variable, thinly hairy and often rough to the touch 

 beneath, with some subfoliar glands, peduncles long, fruit ovoid or 

 ellipsoid, usually smooth, sepals reflexed, styles hispid. V.c. 3, 5, 6, 

 11, 16, 23, 24, 34, 36, 43, 48, 49, 58, 67, 70, 78, Deny. 



Var. confusa (Pug.). Very near var. scahriuscula, but leaflets 

 more densely tomentose and eglandular, sepals more spreading and 

 subpersistent, fruit often hispid, and styles subglabrous. V.c. 16, 

 33 ?, 34, 36, 40, 50. 



\i\Y.foetida (Bast.). Prickles of var. scahriuscula, leaflets oval, 

 rounded or subcordate at the base, rather more pubescent and 

 decidedly more glandular beneath, the glands, according to Bastard, 

 smelling of turpentine, fruit ovoid, usually glandular-hispid, on long 

 peduncles, sej^als reflexed, and styles tvpically quite glabrous. V.c. 2, 

 3, 4, 11, 14, 16, 17, 24, 32, 34 ?, 39, 40, 53, 58, 62, Cork. 



Var. sylvestris Woods. This has falcate or hooked prickles, 

 leafl.ets narrow and more glabrous, usually with man}^ subfoliar glands, 

 stvles thinly hispid, rarely glabrous, V.c. 3, 4 ?, 16 ?, 23, 24, 36, 

 38 ?. 44, 79. 



Var. britannica W.-Dod=i?. Jundzilliana Baker non Bess. 

 Prickles numerous, long, stout, declining or falcate, rarely hooked, 



