251 



52. .H; aggregation (Backh.) ; deep green, rt.-l. ovate blunt 

 coarsely dentate below fioccose beneath when young, st.-l. 1 

 lanceolate narrowed at both ends, st. corymbose and fioccose at 

 the top, ped. aggregate, inv. subtruncate below loosely floccose 

 setose nearly hairless, pliyll. blunt. Sy. E. B. 845 ; Exsicc. 

 Fasc. iii. 62 ; H. bifldum Koch ? St. 1220 in. high, usually 

 simple. Fed. forming a close corymb as in H. umbellatum. 

 Heads many. Buds cylindrical. Fl. bright yellow or orange. 

 Styles yellow. L. rosulate, persistent ; original 1. nearly round ; 

 innermost acutish. Petioles rather winged, slightly hairy. 

 St.-l. subsessile. Phyll. adpressed. ft. prolongation (F. J. 

 HanbO ; I- longer ovate-lanceolate acute not floccose beneath, 

 ped. much elongated, inv. longer and more hairy. Exsicc. Fasc. 

 v. 110. By rocky streams in the Highlands, ft. Glen Lochay, 

 Perthshire." P. VII. VIII. S. 



53. H. Pictdntm (Linton) ; st. 1^ 2 ft. high, subglabrous 

 1 4-headed, ped. somewhat floccose setose with few hairs, 

 rt-1. pale green glabrous above subglabrous paler and turning 

 purple beneath, nerves very conspicuous, ovate or ovate-acuminate 

 denticulate often sharply dentate at the base, suddenly narrowed 

 into slightly winged hairy petioles, st.-l. 1 or absent petiolate 

 lanceolate acuminate dentate, floccose beneath glabrous above. 

 Inv. ovoid ventricose hairy setose somewhat floccose, phyll. 

 adpressed, outer dark green subulate, inner paler with purpled 

 and senescent tips, acuminate. Fl. gamboge-yellow glabrous 

 upwards, styles olive-yellow. Exsicc. Fasc. iv. 88. ft. dasy- 

 thrix (Linton) ; 1. dull green hairy beneath with densely ciliate 

 margins, nerves inconspicuous, slightly and regularly dentate 

 towards the base, inv. shaggy with white hairs. Exsicc. Fasc. 

 V. 111. Central Highlands of Scotland. P. VII. VIII. S. 



54. H. britan'nicum (F. J. Hanb.) ; st. 1218 in. high, 

 branched striate with scattered hairs, ped. long somewhat 

 arcuate very floccose with few hairs setose, rt.-l. firm glaucous 

 glabrous above hairy beneath and on the margins much furrowed 

 by deep parallel veining, outer broadly ovate apiculate sub- 

 entire near the apex, very coarsely and irregularly toothed 

 towards the remarkably truncate base, inner narrower more 

 acute less truncate more deeply toothed, the teeth or appendages 

 in I. often extending a long way down the petiole, st.-l. large 

 near the base, or bract-like at the point of branching. Heads 

 3 6, inv. truncate at the base ultimately conical, grey floccose 

 with long hairs and few setae, phyll. long narrow acute porrect 

 in bud, inner almost naked, outer broad lax. Fl. bright yellow 

 glabrous-tipped, styles yellow or slightly dusky. Exsicc. Fasc. 

 ii. 36. Limestone dales and scars. Yorkshire, Derbyshire, 

 Stafford. P. VII. VIII. E. 



