129 



Celidiaceae. 



Arthonia. 



434. Arthonia dispersa (Schrader) Rehm III "", Syll. X ". 

 On bark of Quercus robur, F. Klingstrup (see D. B. 69 ^^6) 



435. Arthonia punctiformis Ach., Syll. X ", Rehm III "== 



This species as well as the preceding one was formerly considered 

 a lichen, so it is not to be found in Fries S. M. 



Common on younger branches of various trees (see D. B. 69 ^*^). 



Celidium. 



436. Celidium lichenum (Fries) Rehm III ^'«\ Syn: Dothidea hch. 

 Sommerf., Fries El. II ^^', Celidium stictarum (de Not.) Tul., Syll. 

 VIII ^'•^ Rehm III "^^ c. icon., Lav Vorteplet (H 37 "^). 



Sticta pulmonacea. J. Hald Bageskov, Rindsholm (^'A 85 Gad). 



437. Celidium varians (Dav.) Arnold, Syll. VIII '">'' 6. X '«, Rehm 

 III'''^ Syn: Arthonia varians Nyl. 



Its conidial fructification is called Coniosporium physciae (Kalchb.) 

 Sacc. 



On Lecanora sordida (see D. B. 69 ^oo). 



Sphinctrina. 



438. Sphinctrina turbinata Fries S. V. '^«, Syll. VIII ^^', Rehm 

 IIP'°, Syn: Cahcium turbinatum Fries El. ir"' 



On Pertusaria communis, very common. May— October, noticed from J., F., 

 Lang, (see D. B. 69 "3). 



Coniocybe. 



439. Coniocybe nivea (Fries) Rehm III ^'^ Syn: Trichia nivea 

 Hoffm., Fries S. M. Ill ^'^ Roesleria hypogaea Thiim,, Coniocybe pal- 

 lida (Pers.) Fries, Roesleria palhda Sacc, Syll. VIII ^^l 



Is common on roots of several plants; it was formerly considered 

 a dangerous parasite (R 96 o '''^ 6^ 02 a ^^'), now it is almost considered 

 a harmless saprophyte (Lindau 08^^^). 



Ulmus campestris. S. Ordrup (Raunkiaer see R 94 f). Vitis vinifera. S. Ka- 

 benhavn (1875 Didrichsen see R 84 j). Pmnus avium. J. Aalborg (F. K. R. 

 see R 94 f). 



Acolium. 



440. Acolium sessile (Pers.) Rehm III ^'^ Syn: Ac. stigonellum 

 Ach. Syll. VIII "''. 



On wood, S. Geelskov (Oct. 89 O. R.). 



J. Lind: Danish fungi. 9 



