126 SYNOPSIS OP BRITISH MOSSES. 



Var. /8. DBNTicuLATUM. L. distinctly and distantly 

 toothed at apex. 



239. R. protensum, A. Braun. St. less rigid than 

 last, and leafy at base. L. generally secnnd, from an 

 oval, oblong base, lanceolate-subulate, obtuse, integrate; 

 margin recurved, nerved to apex; per. 1. sheathing*. 

 Caps, subcylindrical, thinner, on a pale seta, lid with a 

 long, subulate beak. Calyptra five-lobed. Dioicons. 



Moist alpine rocks. April. 



Wales, Derbyshire, Yorkshire, &c. 



Sub-genus 3. Racomitrium. 



PI. nodose or fasciculate, branched. L. hair-pointed. 

 Perist. teeth in two very long, fihform crura. 



240. E. sudetieum, Funk. St. slender, decumbent 

 and naked at base. L. spreading, recurved, keeled, 

 lanceolate, tapering into a long, whitish, diaphanous^ 

 denticulate point. Caps, small, ovoid or elliptic, on a 

 short seta, Hd with a shorter, acute beak. 



Alpine and subalpine wet rocks. April. 



241. R. heterostichum, Eedw. St. i — 1 inch, base 

 decumbent. Branches scarcely fasciculate. L. patent 

 or falcate, secund, lanceolate,. tapering to a long, white, 

 denticulate point, margin recurved, areolae long and 

 sinuous below, above subquadrate. Caps, subcylin- 

 drioal, mouth very small. Calyptra somewhat papillose 

 at apex only, lid short, obliquely rostrate. 



Rocks and walls. March. 



England, Wales, Ireland. 



Var. /8. ALOPECUEXTM. L. with short hair-points. 

 Caps, smaller. 



Var. 7. GEACiLESCENS. L. obtuse. Caps, small, on 

 a short seta. 



