112 ROSACEJS. 



barren shoots, generally fewer on the rachis of the panicle than in all the 

 following, leaflets broad finely grey-pubescent or subglabrous below, the 

 two lateral pairs much imbricated, the toothing open but not deep, ter- 

 minal suborbicular, sepals reflexed or ascending not leaf-pointed, petals 

 broad, fruit of a few large drupes. R. nemorosus of many, scarcely of Hayne. 

 The glandular representative of corylifolius in fruit, leaves, and prolonged 

 flowering. R. tubercula'tus, Bab., is a variety with subequal prickles, 

 appressed sepals, few bristles and glandular hairs. R. diversifo'lius, Lindl., 

 Bab., is a variety with more copious and irregular prickles and sepal* 

 mostly reflexed. Common in hedges, very variable. 



Sub-sp. RAD'ULA, Weihe (sp.) ; stem arching angular, prickles strong subequal. 

 bristles and hairs and glands of barren stem copious, hairs few, leaflets not 

 imbricated grey or often white-pubescent beneath, toothing moderately fine 

 in the typical form, terminal leaflet obovate, sepals reflexed not leaf -pointed, 

 petals broad. R. ru'dis, Weihe, Bab., is a variety with stronger prickles 

 and leaflets deeply and very irregularly toothed. R. Leightdni and de><,- 

 ticula'tiM, Bab., are closely allied. Common in hedges. 



Sub-sp. BLOXA'MI, Lees (sp.) ; stem arching angular, prickles smaller than in 

 the preceding subequal, hairs bristles and glands moderately numerous, 

 leaflets not imbricated moderately coarsely toothed green finely pubescent 

 beneath, terminal suborbicular often cordate, sepals renexed'not leaf-pointed, 

 petals broad. R. scdber, Weihe, Bab., R. liabhxjto'nii, Salter, is an allied 

 form with stronger prickles and the panicle often very large and lax with 

 patent branches. R. fusco-a'ter, Weihe, Bab., is a rare form connecting 

 this with villicau'lis. R. Uriyt/sii, Blox., is an allied form with shortly 

 petioled leaflets and appressed sepals. Local. 



Sub-sp. KOEHLE'RI, Weihe (sp.); stem trailing nearly terete, prickles very 

 numerous irregular strongly hooked, bristles numerous, glandular and simple 

 hairs few, leaflets not imbricate pubescence thin grey, toothing moderately 

 coarse, terminal orbicular, sepals reflexed not leaf-pointed, petals broad. 

 R. in/eJtus, Weihe, a variety with an arching stem, prickles and bristles 

 much less dense. Local. 



Sub-sp. HYS'TRIX, Weihe (sp.) ; stem arching angular, prickles weak subequal, 

 bristles glandular and simple hairs moderately numerous, leaflets not imbri- 

 cate green thinly pubescent or finally glabrous below, terminal obovate, 

 toothing fine, sepals ascending remarkably leaf-pointed, petals broad. R. 

 Lejeu'nii, Weihe, a variety with a large lax panicle with patent branches. 

 R. rosa'cew, Weihe, a trailing variety with more irregular prickles and 

 narrow petals. Local. 



Sub-sp. PAL'LIDUS, Weihe (sp.); stem angular wide-trailing, prickles small 

 copious very unequal, bristles simple and glandular hairs copious, 

 leaflets not imbricate finely toothed densely grey or sometimes white- 

 pubescent below, terminal obovate, sepals reflexed not leaf-pointed, petals 

 narrow. R. humtfu'sut, Weihe, Bab., and R. folio'sus, Weihe, Bab., are 

 varieties with the leaves prolonged into the panicle. R. hiatus, Weihe 

 (fuseem, Lees), is a closely allied form. Common in woods. 



tf Leaves of barren sftoot Z-foliolate. 



Sub-sp. OLANDULo'STJS, Bell (sp.); stem subterete trailing, prickles small 

 straight weak, bristles simple and glandular hairs copious, leaves green thinly 

 pubescent beneath, panicle' thyrsoid compound, the bristles of the nichi's 

 very fine and copious, sepals ascending leaf-pointed densely bristly on the 

 back, petals narrow. R. Bdhu'di, Weihe. R. denta'tws, Blox. is a variety 



