

COLLECTED DURING THE ENGLISH POLAE EXPEDITION. 359 



Sabine, on old bones ; Cape York, also on bones (in /3. transitum 

 prsebens). 



Var. /3. ciEsiOALBA {Korb.) y Th. Fr. A few apothecia on stones 

 from Floeberg Beach. 



) 



On stones, scattered apothecia from 82° 45 f ; Westward-Ho ! 

 Valley ; Floeberg Beach ; Egerton Valley ; Discovery Bay ; 

 On old bones from Cape Sabine ; on old wood of Salix from 

 Westward-Ho! Valley and Floeberg Beach. 



51. Lecanora yaria (Fhrb.), /3. polytropa (Fhrb.), Nyl. 

 Saxicolous. Top of Cape Union ; "Westward-Ho ! Valley ; 



Floeberg Beach ; Discovery Bay ; Cape York. A little different 

 from Cape Sabine. 



52. Lecanora verrucosa (Ach.), Laur. 



On mosses : Floeberg Beach ; Westward-Ho ! Valley. 



53. Lecanora calcarea (X.), Smrft. 

 Floeberg Beach : Polaris Bay ; Dobbin Bay. 



54. Lecanora gibbosa (Ach.), Nyl. 



Floeberg Beach ; summit of Cape Union (apotheciis non evolu- 

 tis) ; Discovery Bay ; Greenland, 82° 6' N. ; Cape Sabine. 



Var. /3. squamata (Flot.), Th. Fr. Floeberg Beach ; Cross- 

 ing Harbour. 



Obs. A very young, thin form of this variety is Aspicolia rosu- 

 lata, Kcirb. Zw. Deutsch. Polarf. ii. p. 79. 



55. Lecanora flayida, Hepp. 



Cape Sabine ; winter- quarters of 'Alert.' 



56. Pertusaria coriacea, Th. Fr. Spitsb. p. 21 ; Lich. Scand. 

 p. 318. 



1 Westward-Ho ! Valley. Thallus without apothecia, but with 

 spermogonia. The determination, however, not dubious. 



57. BlLIMBlA HYPtfOPHILA (Ach.), Th. Fr. 



In the neighbourhood of the winter-quarters of ' Discovery ;* 

 only 3-4 apothecia. 



58. Bilimbia verecu^da, Th. Fr. Lich. Scand. p. 387. 



A few apothecia on mosses in the vicinity of Discovery Bay. 

 Only once found before, in Finmark (Norway) on bark of 

 Populus trcmula ; and therefore a descript ion of the plant taken in 



