12 GEOLOGICAL AND NATURAL HISTORY SURVEY OF CANADA. 



(39.) P. subexsertum, Hook. (n. sp.) Drumm. Muse. Bor.-Am., 

 No. 9. 



" Acaule csespitosum foliis lingulato-oblongis patentibus apiculatis, 

 capsulis subexsertis sphsericis apice acunrinatis. Hooker." 

 Carlton House, Saskatchewan, N.W.T. (Drummond.) 



6. ARCHSDIUM, Brid. 



(40.) A. Ohioense, Schimp. ; Lesq. & James, Mosse$ of N. 

 America, 50. 



On inundated soil at the outlet of Leamy's Lake, near Hull, Que. 

 (Macoun.) 



TEIBE II. WEISIE^B. 

 7. ASTOMUM, Hampe. 



(41.) A. cri spurn, Hampe. : Lesq. James, Mosses of N. Ame- 

 rica, 51. 



Phascum crispum, Hedw. ; Drumm. Muse. Bor.-Am. No. 11. 

 Moist places on the plains of the Saskatchewan, N. W.T. (Drummond.) 



(42.) A. Drummondii, Kindb. 



Gymnostomum phascoides, Hook. (n. sp.) ; Drumm. Muse. Bor.-Am. No. 12. 



" Subacaule caespitosum, foliis lineari-subulatis integerrimis, seta 

 foliorum longitudine, capsulis globosis operculo conico rostra to. 

 Hooker." 



Plains of the Saskatchewan, in moist places. (Drummond.') 



8. CYMNOSTOMUM, Hedw. 



(43.) C. calcareum, Nees & Hornsch. ; Lesq. & James, Mosses of 

 N. America, 53. 



G. tortile, Drummond, Muse. Bor -Am. 23. 



Quite common on moist calcareous rocks at Owen Sound, 1874 ; 

 also on calcareous rocks near the Whirlpool, Niagara Falls. 

 (Macoun.') Limestone rocks, Lake Winnipeg. (Drummond.) Pictou 

 Co., N.S. (McKay.) On rocks, New Harbor, Newfoundland. (Eev. 

 A. Waghorne.) 



