Moore — On Irish Hejxiticce. 633; 



Deiitsclil. Fl. (1830). Geocalyx, iS'ees, IS'at. Europ. Leber. 1^ 

 p. 97 (1833). 



i' Inyolucral bracts wanting. Colesule oblong, fleshy, fimbriated at tlie- 

 I mouth with scales, adhering to the base of the stem by its mar- 



gin, and pendulous. 



Saccogyna viticulosa (Mich.), Dumort. Stem procumbent, branched^ 

 Leaves succubous, flat, ovate, entire. Amphigastria ovate-lanceo- 

 late, dentate, laciniate. Colesule subterranean. 



Jungermannia viticulosa, Linn. Sp. PI. 1597 ; Hook. Brit. Jung. t. 60 ; 

 Taylor, in Fl. Hib., p. 63; Lindenb. Synop. Hepat., p. 28. Sac- 

 cogyna viticulosa, Dumort. Syll. Jung., p. 74 ; Rev. Jung., p. 22 ; 

 et Hepat. Europ., p. 117 ; Gr. L. et JST. Synop. Hepat., p. 194. 



Hab. On damp ground, among mosses, &c. This fine species is of 

 frequent occurrence in many parts of Ireland, but more espe- 

 cially in the south and west ; very fine at Lough Bray, Wicklow, 

 and in the woods about Killarney. It also extends to the coun- 

 ties of Antiim and Donegal in the north, and Mayo in the west. 



Sub-section ]\. Aceogam^. 



" Stem commonly branched by innovations proceeding from beneath 

 the perichaetium, rarely pinnate or dichotomous. Leaves succubous, 

 sometimes conduplicate, entire, and broken up in capillary seg- 

 ments. Amphigastria most frequently absent, commonly small 

 and ovate, subulate, rarely lai'ger, and, like the leaves, undivided 

 and broken up into capillary segments. Gamcecium dioecious or 

 paroecious. Perichaetium apical on the stem itseK and its innova- 

 tions, 



Colesule rounded, commonly five-, or sometimes more densely, pli- 

 cate, not unfrequently compressed, very rarely none. Antheridia 

 placed in the highest axils of the stem and innovations. Para- 

 physes present in some, frequently leaf-shaped."— Lindberg. 



Sub-tribe 5. Blephakozie.e. 



Trichocolea, Dumortier. 



Jungermannia, Huds. El. Angl. 1 ed. p. 435 (1762); Hooker, Brit.. 

 Junger. (1816). Tricholea, Dum. Comm. Bot., p. 113 (1823), et 

 Hep. Europ., p. Ill (1831). Tricholea, Dum. Syll. Jung. Europ., 

 pp. 24 et 28 (1831). Trichocolea, Nees, Nat. "Europ. "Leber. 3, 

 p. 103 (1838). 



Involucral bracts wanting. Colesule campanulate, haiiy, mouth 

 truncate, without teeth. Capsule 4-valved. Elaters smooth. 



^ 



