220 SYNOPSIS OF BRITISH MOSSES. 



ovate-lanceolate — all serrulate, scarcely twisted when 

 dry, nerved to or beyond apex, areolse oval, rather 

 large, larger rhomboid and pellucid at base. Caps, 

 oblong, curved, cernuous, lid conical, acute. Dioicous. 



Marshes, wet rocks. April. 



Var. )S. VALLiscLAUS^, Brid. L. subsecund, nerve 

 very strong and excnrrent. 



Ormeshead ; Derbyshire. 



Var. 7. GEACiLESCENS, 8chp. Slender, pinnate, en- 

 tirely prostrate, strongly tomentose. L. small, patent 

 or subsecund, deep green. 



539. H. commutatum, Hedw. St. 2 — 4 inches or 

 more, procumbent ; branches about | inch — both more 

 or less uncinate, radicles brownish ; st. 1. remote, from 

 a triangular, obcordate, bi-auriculate base, narrowly 

 falciform (upper auricle eroso-denticulate, lower decur- 

 rent, entire), tapering to a slender, long point, which 

 is twisted when dry, finely serrulate, nerved nearly 

 to apex ; br. 1. narrower — all much sulcate, areolae 

 narrow, flexuose-linear ; auricular, small, hexagono- 

 quadrate. Caps, large, oblong, lid conical. Dioicous. 



Wet shady places. April — July, 



[ff. Breadalhanense, F. B. White, seems to be only 

 a form of this species.] 



540. H. falcatnm, Brid. [H. commutatum, var. con- 

 densatum, Bry. Brit.). St. 2 — 3 inches, caespitose, 

 erect, sparingly branched, scarcely radiculose. L. 

 larger, more or less falcate, ovate-oblong, lanceolate- 

 subulate, base minutely serrulate, less decurrent and 

 excavate, and less sulcate, nerved nearly to apex, which 

 is scarcely cirroso-flexuose. Caps, small, oval-oblong, 

 curved, cernuous. 



Subalpine places and bogs. May, June. 



