26 HANDBOOK OF BRITISH HEPATIC/E. 



margins of the stipules, the greater relative size of 

 the perigonia to the plant, the large and obtuse 

 teeth of the perichaetial leaves, and, by the ab- 

 normal cellules being much larger. Taylor. 

 (Plate i, fig 2.} 



Frullania tamarisei, Z., Dum. 



Bipinnately branched, somewhat rigid. 

 Leaves rounded-ovate, mucronate, entire, 

 marked with a moniliform median line ; 

 auricle oblong, free from the stem ; involucral 

 leaves lanceolate-oblong, serrate ; stipules 

 subquadrate, emarginate; perianth ovate, one- 

 keeled, even (fig. 23). 



Jungermannia tamarisei, Linn. Sp. 1600; 

 Hook. Br. Jung., No. 6. Frullania tamarisei, 

 Dumort. Rev. Jung., p. 13.; Gott. and Rab. 

 Exs. No. 80, 199, 455 ; Cooke Hep. f. 162, 

 163 ; Carr. and Pears. Exs. No. 48. 



On the ground, and creeping over low 

 bushes. (Fr. July, Aug.) 



var. a cornubica, Carr. in Carr. and Pears. 

 Exs. No. 49. 



var. ft microphylla. (Gott.) Not larger 

 than F. fragilifolia, stems more regularly pin- 

 nate ; leaves from a broader base, more con- 

 vex and polished ; areolae larger ; involucral 

 leaves acute, repand, nearly entire, the lobe 

 lanceolate. 



