igjô. No. 8. MONOGRAPH OF THK NORWEGIAN PHYSCIACEAE. I9 



uncoloured. Pycnoconidia straight, narrowly ellipsoidical or cylindrical, 

 3 — 4.« long. 



React.: The whole thallus unaltered by KOH as well as bv 

 CaCUO^. Hymenium first blue by J, then at last sordid bluish-black, asci 

 subpersistently blue. 



Hab. On the stems of large deciduous trees in open positions, as 

 avenue trees or clusters of trees on cultivated ground. 



Loc. Very frequent or even abundant in the south-eastern lowlands. 

 Northern limit Trondhjem. — Abundant east of the Kristiania fjord: Fred- 

 riksstad (SchCbeler), Aas. Ski, and Nesset (Lynge), Aker about Kristiania 

 (M. N. Blytt and N. G. Moe), Bærum and Nordmarken (Lynge), west of 

 the fjord only recorded from Larvik (SommerfeltI, and from Hedrum (Nor- 

 man). South-eastern lowland: Hurdalen (Sommfrfelt). Minne (Lynge), 

 Trøgstad (SommerfeltI. South-eastern valleys: Torpen in Gudbrandsdalen 

 (Kindt), Dovre (M. N. Blytt). Vangsmjøsen in Valders (Norman), Mel- 

 dalen (Gunnerus) and Ilsviken (Kindt) near Trondhjem. Very rare in 

 Western Norway, only recorded from Vøringfossen in Eidtjord, Hardanger, 

 on mossy rocks (very narrow laciniae, almost the habitat of A. leuconie- 

 lacua (Havaas). 



Pftmts from more elevated situations ha\ e a dark thallus with narrow 

 laciniae and are frequently sterile. 



var. melanostictii lAcn.) Harm. 



I'arnielia ciliaris y uic/anosfic/a Acharils Methodus (1803) p. 255. 



Borrcra ciliaris var. iiielanosticta Acharils Lieh. Univ. (1810) p. 497- 



Lichen ciliaris Wahlenbfrg Flora Lapponica (1812) p. 434. 



Physcia ciliaris var. saxicola Nylander Enumeration. Mém. Soc. Imp. 

 Science Cherb. vol. V(i857) p. 106. Nylander Synopsis (i860) p. 414 Crom- 

 bie Brit. Lieh. 1 (1894) ?• 3°3- 



Physcia ciliaris var. scopuloruiii E. Nylander Alands Laf-veget. Not. 

 Sällsk. pro Fauna et Flora Fen. fürh. vol. Ill (1857) p. 86. Tii Fries Lieh. 

 Arct. (i860) p. 61. 



Physcia ciliaris ß niclaiiosticta Th. Fries Lieh. Scand. 1 (i87i)p. 133. 



Anaptychia ciliaris f. »lelanosticta Harm and Lichens de France (1907) 

 P- 447- 



