162 GEOLOGICAL AND NATURAL HISTORT SURVEY 0^^3ANADA. 



Var. amblyclada, Kindb. (n. var.); Canadian Musci, No. 567. 

 Nechera oligocarpa, Canadian Musci, No. 240, in part. 



Diffei's in the densely pinnate stems, the branches obtuse, rarely- 

 attenuate and flagelliferous, the leaves shorter, sub-oblong. It agrees 

 with the common form in the paraphylliferous stem, &c. Barren. 



On rocks beside the torrent at Hector, Eocky Mountains, B.C., July 

 15th, 1885. (Macoun.) 



(615.) N. pennata, Hedw. ; Lesq. & James, Mosses of N. America, 



282 ; Canadian Musci, Ko. 239 ; Drumm. Muse. Bor.-Am., No. 161. 



Trunks of trees, abundant ; rarely on rocks. {Drummond.) Com- 

 mon, Pictou Co., N.S. {McKay.) On trees ; common, N.B. (Fowler's 

 Cat.) Canaan Forks, Queen's Co., Tay, York Co. and Elmwood, 

 King's Co., ]Sr.B. (J. Moter.) Trunks of trees, Eiver Rouge, Argenteuil 

 Co., Que. (J)' Urban.) On trees, Whycocogmah, Cape Breton ; com- 

 mon on trees Prince Edward Island ; also on trees at Campbellton, 

 N.B. ; in woods, Gasp^ Co., Que. ; abundant in elm and black ash 

 swamps at Ottawa, Belleville, Leamington, Port Dover, Owen Sound 

 and Niagara, Ont. ; on trees, Nepigon Eiver, Ont. ; on trees along 

 Lake Winnipegoosis, Man. (Macoun.) Common on bark of trees, 

 London, Ont. (J. Dearness.) 



(G16.) N. oligocarpa, Bruch & Schimp. ; Lesq. & James, Mosses of 

 N. America, 283 ; Canadian Musci, No. 240, in part. 



On trees at Eustico Bay, Prince Edward Island ; on trees at Ottawa, 

 Ont. ; on rocks at Nepigon, Lake Superior, June 24th, 1884 ; and on 

 rocks, Kicking Horse Lake, Eocky Mountains; underneath overhang- 

 ing rocks, Eocky Mountain Canon, Peace Eiver, lat. 56°. (Maccmn.) 



* N. peterantha, C. M. & Kindb. (n. subsp.) 



Differs in the secondary stems being nearly simple, about 1 decim. 

 long, rigid and more robust, the antheridia and archegonia very 

 numerous, the capsule emergent, the leaves larger, and more crowded, 

 the one branch of the costa prolonged, sometimes to the middle. 



Common on rocks in the Kicking Horse Pass, three miles below 

 Hector. Eocky Mountains, August 13th, 1890. (Macoun.) 



(617.) N. Douglasii, Hook.; Lesq. & James, Mosses of N. America, 



283 ; Canadian Musci, No. 241. 



North-west Coast. (Menzies.) Alaska. (Both. Alask.) 



