Il6 GEOLOGICAL SURVEY OF CANADA. 



rocks, Rideau River, south of Ottawa, Ont., May 2nd, 1897. 

 (Macoun^) 



Var. rufescens, TH. FR. 



On granitic rocks. Arctic America. (Richardson^) Labrador 

 or Newfoundland. (Waghorne fide Eckfeldt!) 



240. L. privigna, (Acn.) NYL. 



Labrador or Newfoundland. (Waghorne fide Eckfeldt.) On 

 granitic rocks, Tadousac, Que. (A. T. Drummond.) On rocks, 

 Ste. Anne des Monts River, Gaspe Co., Que. (Macoun.) 



Var. pruinosa, AUCTT. 



On limestone rocks along the St. Lawrence, at Quebec. (A. T. 

 Drummond.) On limestone rocks along Jupiter River, Anticosti, 

 Que. ; on limestone rocks around Ottawa, Ont., common. (Ma- 

 coun.) 



241. L. platycarpoides, (ANZI.) 



On sandstone rocks along Jumping Pound Creek, Rocky Moun- 

 tain-, Alta., June I5th, 1897. (Macoun.) 



242. L. flavada, HEPP. 



On stones, Coal River, Newfoundland. (Waghorne.) 



243. L. effusa, PERS. 



On wood, River Head, Chimney Cove, Mclver's Cove, and 

 Benoit's Cove, Newfoundland. (Waghorne.) 



244. L- pinniperda, (KCERB.) 



On an old plank at Crabbs, Newfoundland. (Waghorne.) 



245. L. detractula, (NYL.) 



On stones in Lark Harbour, Newfoundland. (Waghorne.) 

 25. RINODINA, Mass. 



246. R. nimbosa, (FR.) TH. FR. 



Naked earth in alpine or northern districts. 

 Greenland. (Vahl.) 



