— 297 — 



IT.E.ciliata Hedwig. — Leersia H.; Encalypta Hoffmann. 



Leaves Ungulate subacute not long; costa nearly smooth at 

 back, often excurrent to a yellowish point. Capsule with short 

 less distinct neck and pale mouth; teeth orange erect when 

 moist, appressed to mouth when dry, faintly papillose and us. 

 brittle. Calyptra fringed also when old, us. glabrous r. rough 

 at beak. Spores about 0,03 m. m. — Earth and stones also 

 in alps. Eur. common. Sweden, Norway, Switzerl.l Amer. 

 »Greenl.»: Berggren. 

 * E.microstoma Balsamo et Notaris. 



» Capsule with narrow mouth and distinct neck; teeth irre- 

 gular us. wanting. — Earth in alps r. jEwr, Austria; Switzerl.»: 

 Limpricht. 



IS.E.Macounii » Austin*: Macoun. — Leersia borealis Kindb. 

 Laubm. Schwed. u. N. 



Leaves gen. narrowly Ungulate; costa longer-excurrent than 

 in the last. Capsule with distinct often somewhat long neck 

 and brown mouth; teeth brown-red or red, erect when dry, 

 appressed to mouth when moist, distinctly papillose and not 

 brittle. Calyptra as in the last. Spores about 0,04 m. m. — 

 Rocks. Eur. in alp. regions not common. Norway I Switzerl.: 

 Husnot m. Gall.; H. Forssell. Amer. Can. not r.: J. Macoun 

 (also original specimen determined by Austin). Alaska: J. M. 

 Macoun. D. S.: Roell. 



B. Capsule distinctly sulcate when dry. 

 19.E.aIaskana Kindb. cat. Canad. m. 



Leaves short subobovate subobtuse; costa nearly smooth, 

 scarcely excurrent. Capsule with very short neck and brown 

 mouth; teeth as in the last. Spores about 0,02 m. m. Calyptra 

 not seen. — Arctic district r. Amer. Alaska; J. M. Macoun. 



124. Merceya Schimper. 

 l.M.ligulata Spruce. — Encalypta Spruce; Merceya Schimp. 



Leaves lanceolate-Ungulate cucuUate arrounded at apex, re- 

 flexed below but not limbate, not or indistinctl}' papillose; 

 upper cells small round-quadrate, the basal rectangular; costa 

 not excurrent. Capsule oblong; teeth none; pedicel long. Stem 

 simple or bifurcate. Tufts dense, brownish below, yellow-green 

 at the tips, 2 — 4 c. m. high. — Wet rocks r. Eur. Prance: 

 Renauld; Jeanbernat. Austria: Breidler. 

 2.M.latifolia Kindb. buU. Torr. club XVI. 



Leaves broadly spathulate-lingulate obtusate obtuse or sub- 

 acute, sUghtly reflexed near base, broadly limbate by orange- 



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