102 HANDBOOK OF BRITISH HEPATIC^. 



Exs. 72, 73, 217, 250, 232; Cooke Hep. 

 f. 98, 99 ; Carr. and Pears. Exs. 34. Cephalozia 

 curvifolia, Dumort. Rev. Jung. 18; Carr. and 

 Pears. Exs. No. 257, 258 ; Spruce Cephalozia 

 P- 47- 



On dead wood, rocks, &c. 



Forming small loose patches of a deep purple 

 colour. Stems \ to f inch long, stellately branched, 

 procumbent, flexuous, 

 branches simple, or forked, 

 delicate, flexible. Leaves 

 rather closely placed, bifari- 

 ous, remarkably concave, 

 roundish, approaching to 

 ovate, broader than long, 

 divided half way down 

 from the apex by a rather 

 obtuse sinus, segments 

 acuminate, incurved in a 

 74> 7S . striking manner (figs. 74, 



75). Cells oblong with a 



pellucid border (fig. 76). Perichaetial leaves ^ 

 six or seven, resembling the rest, but the f[8j( 

 segments less acuminate, and not incurved. 

 Calyx oblong or oblong-ovate, a little 

 plicate above, mouth somewhat contracted, 76. 

 with a few short teeth. Capsule ovate, deep brown. 

 Elaters bispiral. 



Dr. Carrington contends that this is the most 



distinct and least variable of all the bicuspidate 



species. Eng. Bot. t 1304, and Hooker's Jung. 



t. xvi., both represent states of C. bicuspidata. 



It occurs in neat compact strata, the stems 



