HYPNEI. 105 



branched; branches erect or procumbent, simple, obtuse; leaves 

 spreading, roundish, blunt or shortly apicul ate, entire; nerve 

 strong, reaching halfway up, composed of two combined nerves, 

 which are sometimes distinct; fruitstalk even; sporangium 

 ovate, cernuous ; lid conical. — Hook. fy Wils. t. lvi. ; Grev. 

 Sc. Crypt. Fl. t. 282. ; (Plate 7, fig. 3.) 



On stones and rocks in rivulets in Scotland. Bearing fruit 

 in summer. 



Monoicous; forming loose olive-green or blackish-green 

 patches, sometimes tinged with red. Stem rigid, procumbent, 

 irregularly branched ; branches simple, elongated, generally ob- 

 tuse; leaves spreading, but scarcely ever squarrose or secund, 

 rigid, roundish, minutely apiculate or obtuse, with a strong 

 nerve reaching halfway up, generally quite entire, but occa- 

 sionally the margin is slightly irregular ; cells narrow, rather 

 shorter than in some neighbouring species ; fruitstalk even ; 

 sporangium oval or ovate, curved, slightly cernuous ; lid coni- 

 cal, obtuse. 



More rigid than the last, with longer branches, smaller 

 shorter leaves, and a different nerve. 



46. H. stramineum, Dicks. ; stem erect, branched irregu- 

 larly ; branches erect, elongated ; leaves imbricated, erecto- 

 patent, oblong, obtuse, concave, entire, with a long nerve; 

 fruitstalk even ; sporangium oblong, curved, cernuous ; lid 

 conical.— Hook. Sf Wils. t. lvi. ; Eng. Bot. t. 2405.; (Plate 7, 

 fig. 4) ; Mouff. fy Nest. n. 516, with the next. 



In bogs amongst Sphagnum, occasionally in various parts of 

 Great Britain and Ireland. Bearing fruit but rarely in early 

 summer. 



Dioicous ; forming erect straw-coloured tufts. Stem erect, 

 thread-shaped, irregularly branched, with a few short branch- 

 lets ; branches elongated ; leaves imbricated, slightly spread- 



