The Bryophyta are divided into the Hepaticae (liverworts) and Musci (mosses).
2
The exquisite engravings, illustrating the genera of Ferns, Hepaticæ, and Mosses, are also a great assistance.
3
The genera of the Cryptogams (Ferns down to Hepaticae) are illustrated in fourteen crowded plates.
4
Lunularia vulgaris (Hepaticae, Fam.
5
In the Hepaticae we can recognize three subordinate groups-theMarchantiales, Jungermanniales and Anthocerotales; and in the Musci also three groups-theSphagnales, Andreaeales and Bryales.