226 FLORA OF MOUNT DESERT. 



ing gradually towards the apex, subacute and scarcely emargi- 

 nate, biconvex; cells small, rounded, thickened; bracts numerous; 

 calyptra small, densely verrucose ; antheridia linear. Lindb., 

 Not. pro Fauna et Fl. Fen., xiii. 375. On old tree, West Branch 

 of Stanley Brook (Raiid). 



MABCHANTIACE^E. LIVERWORTS. 



MARCHANTIA, L. 

 M. polymorpha, L. 



On the ground, especially after fires; frequent. Beech Hill; 

 High Head; Somes ville, and elsewhere (Rand). 



CONOCEPHALUS, Neck. 



C. conicus (L.), Dumort. 



On damp ground. Aunt Mollys Beach (Rand) ; Bar 

 Harbor (Kate Furbish). 



