MASSEE AND CROSSLAND : FUNGUS FLORA OF YORKSHIRE. 347 



on tree stump ; North Dean Wood, etc. on bramble and wood 



(FI. Hx.). 



ARTHROBOTRYUM Ces. 



2457. Arthpobotpyum stilboideum Ces. 



S.W. — Nr. Keighley, on fungus-mycelium (Lees' Fl.). 

 Yorkshire, loc. ? (H.T.S. Midland 'Nat.' Feb. '86). 



2458. Apthrobotypum atpum B. & Br. 



Mid W. — Ingleton, on dead stems of nettles ; Apperley 

 (Lees' FL). Esholt, on dead nettle-stems (H.T.S.). 



On dead stems of various herbaceous plants, and on branches 

 (Mass. Brit. Fung. Fl. iii. p. 460, f. 4, p. 442). 



TUBERCULARIACE^. 

 TUBERCULARIE^ MUCEDINE^. 

 TUBERCULARIA Tode. 

 [TUBERCULARIA VULGARIS Tode. 



Mid W.— Micklefield (F.F. '81). 



N.W— Masham ('Nat.' Jan. '02). 



N.E. — Scarboro', on dead twigs, etc. 



S.W. — Common on dead branches, especially beech, in the 

 Halifax ; Hebden Bridge ; and intervening districts (Fl. Hx.). 



The conidial condition of Nectna cinnabarina. This fungus 

 is now known to attack and destroy young broad leaved trees]. 



2459. Tubepculapia gpanulata Pers. 

 N.E.— Bulmer ; Scarboro' (' Nat.' Aug. '81). 



2460. Tubepculapia aesculi Opiz. 



S.W. — Campsall, on dead branches of horse chestnut 

 (F.F. '99). 



Possibly the Tiibercularia killing the young horse chestnut 

 trees at Helmsley, seen at the F.F. '03 may have been this sp. 

 ILLOSPORIUM Mart. 



2461. Illospopium poseum Mart. 

 Mid W.— Bolton Woods (Fl. Skipt.). 



S.W. — Pecket Wood, Hebden Bridge, on the thallus of the 

 lichen Pavmelia saxatilis (Fl. Hx.). 



2462. Illospopium capneum Fr. 



S.W. — Nr. Stump Cross, Hipperholme ; and Cromwell 



