A. W. Evans — ArrcfUf/ement of Genera of Hepaticm. 269 



36. SaCCOgyna Dum. Comm. bot. p. 113 (1822); Syll. Jung. p. 74; Rev. des 

 Genres, p. 21 ; Hep. Eur. 117: G. L. & N. Syn. Hep. p. 194. 



Sykorea Corda in Opiz. Natnrl. p. 652 (1829). 



Species 3, — S. viticulosa Dum. of Europe, 8. australis Mitt, of the 

 South Pacific, and S.jugata Mitt, of Samoa. 



37. GeOCalyx Nees, Eur. Leberm. i, p. 97 (18'^3): Dum Rev. des Genres, p. 22 ; 

 Hep. Eur. p. 118: G. L. & X. Syn. Hep. p. 194. 



Contains the common G. graveolens Nees and a doubtful West 

 Indian species. The genus is inchided by Carrington and Lindberg 

 under Saccogyna. 



TRIBE V. JUNGERMANNIE/E. 



38. Scapania Dum. Rev. des Genres, p. 14 (1835); Hep. Eur. p. 33: G. L & X. 

 Syn. Hep. p. 51. 



Radula, sect. Scapania Dum. Syll. Jung. p. 38. 



Candollea Raddi, in part. 



Martinellia S. F. Gray, in part : Lindb. in .\cta Soc. Fenn. x, p. 518. 



Species 3(»-40, most numerous in northern regions ; IS. undulata 



and aS'. neinorosa are common and typical species. 



39. SchistOCalyx Lindb. in Jour. Linn. Soc. xiii, p. 185 (1872); Acta Soc. Sc. 

 Fenn. x, p. 519. 



Blepharidophyllum Angstr. in OIV. Vet.-Akad. Forh. xxx, p. 151 (1873). 



A small subtropical genus proposed for Scapania cidoroleuca, IS. 

 densifolia and their near allies. 



40. Diplophyllum Dum. Rev. des Genres, p. 15 (1835); llep. Eur. p. 47: 

 Lindb. in Acta Soc. Sc. Fenn. x, p. 522 : Underw. in Gray's Manual, Ed. vi, p. 715. 



Jungermannia, sect. Diplophyllum Dum. Syll. Jung. p. 44. 

 Jungermanniae sp. G. L & N. Syn. Hep. p. 76. 

 Scapaniae sp. Mitt, in Hook. f. Fl. Tasm. ii, p. 233. 



A small genus of which the typical species is D. albicans Dum. 

 As defined by Dumortier, the genus includes Jiaigermannia, sect. 

 Sphenolohus Lindb. 



41. ClasmatOCOlea Spruce, Hep. Amaz. et And. p. 440 (1885). 

 A South American genus of 2 species. 



42. LophoCOlea Dum. Rev. des Genres, p. 17 (1835); Hep. Eur. p. 83: G. L. & 

 N. Syn. Hep. p. 151. 



Jungermannia, sect. Lophocolea Dum. Syll. .Jung. p. 59. 



Species 50-75, especially numerous in tropical regions ; L. biden- 

 tata and L. heterophylla are typical northern species. 



43. DiploSCyphtlS De Not. Mem. Acad. Turin (1874). 

 Species 1, JJ. Horneensis of Borneo. 



