158 PEELIMINAEY CATALOGUE OF PLANTS. 



Metzgeria, Raddi. 



M. furcata, (Linn.) Nees. On rooks and roots of trees, very 

 common. 



Fossombronia, Raddi. 



P. angulosa, Raddi. Brackish meadows, common. (Matures in 



early spring.) 

 F. pusilla, (Linn.,) Nees. Damp ground, Closter. (Matures in 



Sept. and Oct.) 

 P. Cristula, Aust. On moist sand in unfrequented paths, near 



Batsto, Atlantic Co. (Matures in autumn.) 



Anthoceros, Mich. 



A. Ifevis, Linn. On mud in cow tracks, also in cultivated fields, 

 Closter. 



Notothylas, Sulliv. 



N. valvata, Sulliv. On wet ground, banks of ditches, &c., com- 

 mon. 



N. melanospora, Sulliv. On damp ground, chiefly in cultivated 

 fields, rather common. 



Marchantia, Linn. 



M. polymorpha, Linn. Ditches and wet springy places, Closter. 



Preissia, Nees. 



P. commutata, (Lindbg.,) Nees. Rooky river bank, North Jersey. 



Conocephalus (Fegatella). 



C. conicus, (Linn.,) Dumort. Shady banks of rivulets, common. 



Asterella, Pallis. 



A. hemisph erica, Linn. Rooky banks, chiefly along streams, 

 common. 



Grimaldia, Raddi. 



G-. barbifrons, Bisch. Rocky places, near Closter. 



Fimbriaria, Nees. 



F. tenella, Nees. On damp ground in old fields, &c., very com- 

 mon. 



Riccia, Mich. 



R. sorocarpa, Bisch. Rocky places in unfrequented paths, &c., 

 near Closter. 



