i88 



HANDBOOK. OF BRITISH HEPATIC/E. 



apex, particularly of the sterile shoots, the leaves 

 arc collected in a head or cluster, colour pale yel- 

 lowish green. Perichrctial leaves large, with four 

 or five very unequal, incurved segments. Calyx 

 oblong-ovate, greenish, diaphanous above and pli- 

 cate, mouth somewhat contracted, and unequally 

 toothed. Capsule ovate, dark brown, four-valved. 

 Elaters bispiral, attenuated in both directions. 

 —{Plate 4, fig. 54.) 



Jungermannia ventricosa, Dicks. 



Stem ascending, rather branched ; leaves 

 accumbent, subquadrate, obtusely emarginate, 

 concave ; perichaetial leaves adpressed, 3-4- 

 fid ; stipules none; perianth ventricose. 



Jn ngerm a n n in ventricosa , 

 Dicks. Crypt. II., p. 14. Hook. 

 Br. Jung., t. 28; Gott. and 

 Rab. Exs. 184, 185.,; 

 and Pears. Exs. No. 

 Cooke Hep. f. Jj. 



In woods. (Fr. Spring.) 



Sometimes growing in 

 patches, at othersscattercd amongst 

 Sphagnum. Stems \ to f inch 

 long, procumbent, rarely simple, 

 more frequently once or twice 

 branched, the branches bearing in- 

 novations. Leaves rather close, 

 but scarcely imbricate, in two op- !35- 



posite rows, spreading, with the lateral margin 



Carr. 



171 ; 



dense 



