1898-1902. No. 21.] LICHENS. 55 



Over earth and between moss: Stereocaulon paschale; Ce- 

 traria nivalis: Alectoria ochroleuca. 



Over moss: Lecanora epibryon. 



Between Cassiope tetragona: Peltidea aphthosa. 



On stone: Rhizocarpon geminatum, geographicum ; Oyrophora 

 erosa; Placodium elegans. 



8. Ellesmere Land : Twin Glacier Valley (955957) : 

 Over earth: Stereocaulon paschale; Placodium elegans; Par- 

 Amelia saxatilis; Alectoria nigricans: Physcia pulverulenta. 



Over earth and between moss: Cetraria cucullata, nivalis. 



9. Ellesmere Land: Lastraea Thai (938-940; 983). 

 Over and between moss: Physcia pulverulenta. 

 On stone: Stereocaulon evolutum: Rhizocarpon geminatum. 



10. Ellesmere Land: Cape Viele (904-907; 910; 911; 1430; 



1431; 1838): 



Over earth: Sphaerophoron coralloides; Cladonia pyxidata : 

 Squamaria fulgens; Parmelia omphalodes, saxatilis. 



Over earth and moss: Pertusaria subobducens ; Physcia pul- 

 verulenta. 



Over earth and between moss: Dufourea muricata. 



Between moss: Cetraria nivalis: Dactylina arctica: Alectoria 

 nigricans, ochroleuca. 



11. Ellesmere Land: Eskimopolis, between Eskimo Ruins 



(10461049): 



B'etween moss: Stereocaulon alpinum, paschale: Physcia pul- 

 verulenta; Peltidea aphthosa. 



12. Ellesmere Land: Alexandra Harbour (1010): 

 Between moss, near a brook: Peltigera polydactyla. 



13. Ellesmere Land: Alexandra Harbour, Eskimo Island 



(1452-1455): 



Between moss: Stereocaulon paschale; Bryopogon prolixum; 

 Peltidea aphlhosa. 



14. Ellesmere Land: Cape Rutherford (296; 460463; 661-663; 



784; 785; 809; 810; 1145): 



Over earth: Placodium splendens ; Cetraria cucullata, hiascens, 

 nivalis. 



