192 HANDBOOK OF BRITISH HEPATIC^E. 



Jungfermannia turbinata, Raddi. 



Stems spreading on the ground ; leaves 

 suborbicular, loosely reticulate, obtusely bi- 

 dentate ; perichaetial leaves axe-shaped, 

 bidentate ; perianth turbinate. 



Jungermannia turbinata, Raddi. Jung. Etrus. 

 t. III., f. 2, 3 ; Dumort. Hep. Eur. 79 ; Carr. 

 and Pears. Exs. 103, 104, 240. Jungermannia 

 corcyrcea, G. L. and N. Syn. p. 103. 



In mountain regions. 



Stem creeping, ascending, loosely radiculose, 

 somewhat branched ; leaves semi-vertical, spread- 

 ing, orbicular, repand, and wavy, loosely reticulate, 

 narrowly bifid, sinus obtuse as well as the laciniae. 

 Involucral leaves axe-shaped, unequally bidentate, 

 spreading at the apex, convolute at the base ; 

 perianth obconical or top-shaped, even, obtuse. 

 (Plate 4, fig. 56^ 



Jungermannia incisa, Schrad. 



Stem procumbent, nearly simple, com- 

 pressed, leaves accumbent, concave, quadrate, 

 undulate, subtrifid, incised; perichaetial leaves, 

 3-4-fid, denticulate; stipules none; perianth 

 terminal, obovate, mouth torn. 



Jungermannia incisa, Schrad. Samm. 2, p. 5 ; 

 Hook. Br. Jung. t. 10; Eng. Bot. t. 2528; 

 Gott. and Rab. Exs. 228, 229, 407, 487 ; 



