Schistidium agassizii Sull. & Lesq. 



Rocks in splasli zone of streams; Clarence Creek (Spribille 4249). 



Schistidium qxxxupum (Hedw.) B.&S. in B.S.G. 

 Rock; common 



S. tenerum (Zettenstiedt) Nyholm 



Rock; Bluebird Lake Trail (Spribille s.n). 



Scleropodium obhisifoliian (Jaeq. & Sauerb.) Kindb. ex Mac. & Kindb. 



Pacific maritime, wet nock often submerged; Purcell Mountains, North Foric Big Cr^k, Leigh Creek in 

 Cabinet Mountains (Elliott s.n). 



Scorpidium scoipioides (Hedw.) Limpr. 



Circumpolar, wet soil of rich fens; restricted to calcareous seeps and fens; Rattlebone Fen, Dudley Slough, 

 Collins Fen, Hidden Lake Fen, and Cody Lake Fen (Elliott and Spribille collections) 



Scoderia aqitatica Hook. 



Pacific maritime, wet rock, often submerged; Rock Creek, Edna Creek, Swamp Creek, Salish 

 Mountains, Leigh Creek, Cabinet Mountains (Elliott s.n). 



Sphagnum angustifolium (C. Jens, ex Russ.) C. Jens. 



Wet peat in bogs and fens; Purcell Fen (Spribille 5745), Purcell Summit Fen (Arvidson 354). 



Sphagnum ccpillifoliwn (Ehrfx) Hedw. 



Wet soil and peat; Purcell Fen (Spribille 5879), Purcell Summit Fen (Arvidson 354A). 



S centrale C. Jens. 



Rate; fens in Salish Mountains (Spribille 5743, 5817) 



S corrpactum DC. ex Lam. & DC. 



Rare; wet soil and peat; Pmcell Mountains along the Idaho border, south of Caniick Pass (Arvidson 88). 



5! girgensohniKvtss. 



Rare; wet soil in old-gtDwth hemlock stand in vpper Libby Creek, Cabinet Mountains (Elliott 1518). 



*S lincSjergii Schimp. in Lirxlb. 



Rare; Purcell Fen (Spribille 5750) (pending verification). 



S. magellamcum Brid. 



Fais; rare but locally abundant in Purcell Fen (Spibille 5747). 



18 



