A. W. Evans — Arrangenumt of Genera of Hepaticm. 271 



52. Symphyomitra Spruce, Hep. Amaz. et And. p. 503 (1885). 

 A small South American genus. 



53. Jungermannia (Rupp.) Mich. Nov. Gen. (1729) : G. L. & N. Syn. Hep. p. 78. 

 p. 73. 



Widel}^ distributed ; species 150-200. In its restricted sense, the 

 genus may be divided into the following subgenera : — Aplozia Dum. 

 {Jungermannia proper), Lophozia Dum., Anastrophyllum Spruce, 

 Sphenolohus Lindb. and Gj/mnocolea Dum. The name "Junger- 

 mannia" was lirst proposed by Ruppius, but Lindberg states that 

 none of Ruppius' original species are now retained in the genus. 



54. Syzygiella Spruce, Jour, of Bot. xiv (1876); Hep. Amaz. et And. p. 499. 

 A genus of tropical America, species 5 or 6. 



55. Temnoma Mitt, in Hook. f. Handb. N. Z. Fl. p. 753 (1867). 



A genus of a few mostly southern species, founded upon Jimc/er- 

 mannia pulchella and J. qvadrifida. 



56. GymnOSCyphuS Cordain Sturm, dents, krypt. fasc. 25, p. 158: Dum. Rev. 

 des Genres, p. 16; Hep. Eur. p. 112: G. L. & N. Syn. Hep. p. 191. 



Species 1, G. repens of Europe. 



TRIBE VI. CCELOCAULE^. 



57. SchistOChila Dum Rev. des Genres, p. 15 (1835). 

 Gottschea Nees in G. L & N. Syn. Hop. p. 13 (1844). 



A beautiful genus, mostly confined to the Southern Hemisphere ; 

 species 30-40. 



58. Marsupella Dum. Comm. bot. p. 114 (1822); Rev. des Genres, p 23; Hep. 

 Eur. p. 125: Spruce, Revue Bryol. viii. p. 89: Undervv. in Gray's Manual, Ed. vi, 

 p. 721. 



Sarcoscyphus Corda in Opiz. N^aturl. p. 652 (1829): G. L. & N. Syn. Hep. p. 6. 

 Marsupia Dum. Syll. Jung. p. 77. 

 Nardia S. F. Gray, in part. 



A small genus of northei-n regions ; M. einarginata, and M. spha- 

 celata are widely distributed species. 



59. Southbya Spruce in Trans. Bot. Soc. Edin. iii, p. 197 (1850): Dum. Hep, 

 Eur. p. 133. 



A northern genus of 3-5 species. 



60. Arnellia Lindb. Kongl. Svenska Vet-Akad. xxiii, No. 5 (1889). 

 Species 1, A. Fennica of northern regions. 



61. Nardia S. F. Gray, Nat. Arr. Br. PI. i, p. 694 (1821): Spruce, Revue Bryol. 

 viii, p. 89: Underw. in Gray's Manual, Ed. vi, p. 721. 



