96 HANDBOOK OF BRITISH HEPATIC^E. 



one-third ; dioicous ; bracts tristichous, bifid 

 or trifid ; mature perianth trigonous, mouth 

 constricted and toothed, fleshy. 



Jungermannia connivens v. laxa and sphag- 

 norum, Nees. J. connivens v. symbolica, Gott 

 and Rab. Exs. 62, 64. Jungermannia bicus- 

 pidata ft gracillima, Nees Hep. Eur. Cepha- 

 lozia multiflora, Spruce Cephalozia p. 38 ; 

 Carr. and Pears. Exs. 114, 173, 174, 251. 



On shady heathy banks, and on trunks. (Plate 2, 

 fig- 23-} 



Dioicous, cladocarpous, without flagellae, bright 

 or pallid green, densely and depressedly caes- 

 pitose, or creeping amongst Sphagnum, pros- 

 trate, branched, sometimes subpinnate, branches 

 radicellose, ascending. Stems subcompressed, 

 plane above, convex below. Leaves small, rather 

 imbricate, in sterile plant distant, ascending, rhom- 

 boid rounded, decurved in front, bifid one-third,sinus 

 obtuse, rarely lunate, segments connivent, acute or 

 subacuminate, cellules medium sized, pellucid, quad- 

 rate hexagonal, inferior rather largest. Flowers 

 dioicous, females terminal on short branches. Bracts 

 tristichous, oblong, rounded, bifid for one-third, 

 rarely trifid, or twice bifid, segments acute, entire, 

 bracteoles similar, sometimes connate with the 

 bracts. Perianth linear-fusiform, triplicate when 

 young, when adult three-angled at the apex, mouth 

 rather constricted, toothed or setulose, fleshy. 

 Calyptra twice as short, globose-oval, fleshy. Cap- 

 sule oblongcylindrical. Spores cinnamon. Andraecia 

 at the apex of the branches, bracts subsecund, equal 



