1 84 



HANDBOOK OF BRITISH HEPATIC^.. 



account of Jiingcrmannia Lyoni, 'V^y\., having 

 been referred to it in the synopsis, whilst Dr. 

 Carrington regards Ta3^]or's species as a form 

 oS. Jitngennannia lycopodioidcs. We have been 

 unable to trace the typical Jnngermannia socia 

 as British. 



Jung-ermannia exsecta, Schmid. 



Stem nearly erect; leaves bifarious, spread- 

 ing, concave, acute*, margin one -toothed, 

 emarginate ; perichaetial leaves four-fid ; 

 stipules none ; perianth terminal, plicate. 



Jungermannia exsecta, Schmid. Ic. 244, t. 62, 

 f. 2; Hook. Br. Jung., No. 14, Suppl. t. i ; 

 Gott. and Rabh. Exs. 130, 177, 358; Carr. 

 and Pears. Exs. No. 108, Cooke Hep. f. 85. 



On boggy heaths. 



Forming small scattered patches, somewhat stcl- 

 lately disposed, pale yellowish green. Stems pros- 

 trate, \ inch long, fra- 

 gile, simple, or rarely 

 with a small shoot 

 at the base. Leaves 

 imbricated in two 

 opposite rows, 

 spreading or horizon- 

 tal, gradually becom- 

 ing smaller -towards 

 the base, where the}' 

 closely surround and 



132. 



