HANDBOOK OF BRITISH HEPATIC^. 8 1 



ovate-falcate, decurved arcuately from the 

 base, apex three-toothed, stipules repand, 

 crenate. 



Jungermannia trilobata, ft minor, Hook. 

 Jung. t. 76. Jungermannia tricrenata, Wahl. 

 Fl. Carp. p. 364. Bazzania tricrenata, Carr. 

 and Pears. Exs. 122, 123, 266. Mastigobryum 

 deflexum tricrenatum, Carr. Irish Crypt. 



var. ft innovans, Nees Carr. and Pears. Exs. 

 No. 124. One or two slender innovations 

 from the apex, the lower branches now and then 

 flagellately attenuated, leaves 

 entire or deeply tridentate, with 

 oblique unequal teeth, stipules 

 convex, entire or deeply bifid. 



Masligobryum deflexum, var. 

 ft 2, innovans, Nees G. L. and 

 N., Syn. Hep. p. 232. 



Stem furcately or alternately 

 branched, leaves very much de- 

 flexed, cordate-ovate or oblong- 

 ovate, falcate, dorsal margin arcu- 

 ate, narrow at the apex, either 

 two or three toothed, or entire with the teeth quite 

 entire ; stipules approximate, quadrate-rounded, 

 margin above either bifid or crenate or entire ; 

 perianth cylindrical, arcuate, plicate at the apex, 

 mouth denticulate and split (fig. 60). 



