MASSEE AND CROSSLAND: FUNGUS FLORA OF YORKSHIRE. 219 



1497. Phyllachora heraclei (Fr.). 



N.E. — Scarboro', on living stems of Heracleum. 



1498. Phyllachopa graminis (Fr.). [Dothidea. Fr.J. 

 Mid W.— Gordale (' Nat.', Sep. '8i). Ilkley (Lees' Fl.). 

 S.W.— Saltaire (' Nat.', Sep. '8i). Bingley (Lees' Fl.). 



Hardcastle, on Deschampsia cctspitosa (Fl. Hx.). 



S.E.— Kirkham Hill (W.W.S.). 



N.E. — Scarboro'. Bulmer. Egton Bridge (F.F., '02). 

 Helmsley (F.F., '03). On living grass stems and leaves. 



N.W. — Masham, on D. ccrspitosa. Rokeby, on living leaves 

 oi Bvachypodium (F.F., '04). 



1499. — Phyllachora junci Fckl. [Dothidea. ¥r.]. 



Mid W. — Baildon Moor, on rush stems (Lees' FL). 



S.W.— Bingley (Fl. Skipt.), Hebden Bridge (Fl. Hx.). 



N.E.— Scarboro' (W.W.S.). Filey, '03 (J. T. Jolley, Hx.). 



N.W. —Masham (' Nat.', Jan. '02). Rokeby (F.F., '04). 



Not uncommon on stems oi J uncus sp. 



1500. Phyllachora pteridis Rob. [Dothidea. Fr.] . 

 S.W. — Wakefield, in fronds oi Pteris aquilina (Grev. xv. p. 



36). Several places near Halifax and Hebden Bridge (Fl.Hx.). 

 N.E.— Scarboro' (' Nat.', Sep. '81). Mulgrave Woods 

 (F.F., 1900). On living fronds of P. aquilina. 



1501. Phyllachora betulina (Fr.). [Dothidea. Fr. ; 

 Dothidella. Sacc] . 



Mid W. — Church Fenton, on birch leaves (Lees' Fl.). 

 S.W.— Roche Abbey Valley (Lees' Fl.). 



DOTHIDEA Fr. 



1502. Dothidea ribesia (Pers.). 

 S.E.— Boynton (W'.W.S.). 



N.E. — Bulmer, on stem oi Ribes yuhrum. 



RHYTISMOIDEI. 

 RHYTISMA Fr. 



1503. Rhytisma acerinum (Pers.). 



Common on the living leaves of sycamore Acer pseudo- 

 platanns ; less so on A. campcstris. Distribution general. 

 Records numerous for each county division with the exception 



