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