120 



STKOPSIS OF BBITISH MOSSES. 



Shaded quartzose rocks. 



Wales and Scotland. 



224. G. elatior, 8chp. Eobnst, loosely csespitose, 

 fuscous green, hoary at, top. St. sparingly branched, 

 elongate, from decumbent naked base ascending. L. 

 verylong, curved, patent, from oblong carinato-concave 

 base longly lanceolate, ending in a long, smoothish 

 hair-point, margin revolute, basal cells linear-rectan- 

 gular, wider towards margin, above rounded, opaque. 

 Caps, ovate, ten-ribbed, when dry oblong, deeply 

 furrowed, lid conical, muticous or subaciculate. Dioi- 

 cous. [Dr. Braithwaite, I.e., 197. Schp. Syn.. 258.] 



Granite rocks. Spring. 



Clova, 1868 (Fergusson). 



Section 4. GUEMBELIA. 



Calyptra mitriform or cucullate. Caps, on an upright 

 seta. 



a. Calyptra lobed, mitriform. 



1. Monoicous. 



226. G. Donniana, Sm. St. J — ^ inch, tufted. L. 

 erecto-patent, lanceolate-elongate, narrow, tapering 

 into a long, scarcely roughened hair-point, thinly 

 nerved, margin plane ; per. 1. longer. Caps, erect, 

 oval-oblong, slightly exserted, pale yellowish-brown, 

 lid obtuse, conical, annulus small. Perist. teeth broad, 

 sometimes perforate. 



Mountain rocks and walls. March, April, October. 



England, Scotland, Wales. 



Var. /3. STJDETiCA. L. with longer hair-points. Caps, 

 immersed, lid conico-acuminate. 



Var. 7. ELONGATA. L. scarcely hair-pointed. Caps, 

 on a longish seta. 



