— 391 — 



neck shorter; lid rostellate. Leaves less crowded and not ap- 

 pressed when dry, sometimes subdecurrent; cells wider. Stem 

 uniformly foliate, not naked below. Dioecious. — Alp. regions 

 r. Amer. Can. Brit. Col. 1950 metr. a. sea: Macoun Canad. 

 musci n. 4(38. 



156. Leptotheca Schwsegrichen. 

 l.L.Wrightii SuUivant. 



»Comal leaves oblong-obovate or obovate-spathulate, narrowly 

 margined, recurved, serrulate above; costa excurrent. Capsule 

 erect cylindric; endostome rudimentary. Tufts low dense to- 

 mentose. Pseudo-monoecious. — Amer. r. U. S. Florida*: Lesq. 

 et Jam. 



Fam. 33. BuxbaumiaceEG. 



157. Buxibaumia Haller; L. 

 l.B.aphylla L. 



Capsule brown, depressed on upper side with thick border 

 and persistent cuticle; teeth short in a single row. — Bare 

 earth esp. in fir-woods or on decayed wood. Eur. not r. Swe- 

 den! Austria: Schmidt. France: Brebisson. Amer. r. Can.: Ma- 

 coun. 

 2.B.indnsiata Bridel. 



Capsule green neither depressed nor margined; cuticle split- 

 ting; teeth in 4 rows, each row increasing in length. — Rotten 

 logs. Eur. not r. Sweden! France: Husnot. Amer. r. Can.: 

 Macoun. 



158. Diphysciuin Ehrhart; Mohr. 

 l.D. sessile Schmid. — Buxbaumia Schmid; Diphyscium Lindb.; 

 D. foliosum Mohr. 



Leaves small linear-lingulate, curled when dry; upper cells 

 rotundate, lower oval-oblong, outer basal linear pellucid; costa 

 not percurrent. Perichetial leaves very large not chlorophyllose, 

 from ovate-oblong base long-acuminate ciliate near apex; costa 

 excurrent to a long rough hairpoint. Capsule large ovoid 

 small-mouthed often curved; endostome white. Dioecious. — 

 Earth and rocks. Eur. not r. Switzerl.l Amer. Can.: Macoun. 



Fam. 34. AndreceacesB. 



159. Andreaea Ehrhart. 

 A. Leaves nerveless us. appressed when dry. 

 1. Petrophilae. Leaves more or less papillose. Us. mon- 

 oecious. 



