55 



fornia are fertile and operculate. Mr. Leiberg's specimens 



show a short, oblique, operculum and great diversity in the 



basal cells of the leaf. 

 Isotheciuin stoloniferiim, Hook. Granite ledges, in shady places, 



Lake Pend d'Oreille, May, 1889 (58 and 174). 

 Pterigynandrum filiforme, Hedw. On granite ledges. Lake 



Pend d'Oreille (23). 

 Heterocladitim dimorphiim, (Brid.) Br. & Sch. Mineral Point, 



Lake Pend d'Oreille, sterile on dry slate ledges (175). On 



quartzite ledges 5,000 ft. alt., divide between Traille River and 



Independence Creek, Sept., 1890. 

 Heterocladiuin aberrans, Ren. & Card. With H. loreiim, fertile ; 



shady woods on the ground, Traille River basin, 1888 (84pp). 



Granite ledges Lake Pend d'Oreille with hothecium, May, 



1889 (i74pp). On rocks, trees and on the ground, along 



streams, April, 1890 (138). 

 H. Jieteropterjini, Sch. On quartz croppings of metalliferous 



veins, Traille River basin, June, 1890; also in large mats on 



ledges, near water line, along Traille River, July 19, 1890 



(254)- 

 Hylocomiitni parietinum (L.), Lindb. {Hypnum Schreberi, Willd). 



Granite ledges, Lake Pend d'Oreille (168). 



H. squarrosum, L. Grassy places, Traille River, Sept., 1889 (71). 



Tripterocladium leiicocladiiliun, Muell. {Platygyrhim rupestre, 

 Kindb. Bulletin xvii. p. 276.) Compared with the types 

 kindly sent me by Chas. Mohr of Mobile, Alabama, and with 

 Macun's Canadian Mosses No. 469. Crevices of granite 

 ledges, shores of Lal^e Pend d'Oreille, sterile, April, 1890. 

 Hanging in dense masses from escarpments of dolomite, in 

 shady caiions. North Gold Creek, Lake Pend d'Oreille, 

 fertile. May, 1890 (241). 



Pterigophyllum lucens, Brid. Traille River basin, July, 1890(249). 



Climacmm dejtdroides, W. & M. Traille River basin, Feb. 1889 

 (176). 



AntitricJiia curtipendula, Brid. var. gigantea, Lesq. On trees, 

 Traille River Basin, June, 1889 (177). 



Alsia abietiiia, Sull. pi. m. In one location only under over- 

 hanging ledges. Lake Pend d'Oreille, March, 1889 (156). 



