GENERAL KEY TO THE -. FAMILIES 
A, FERNS AND FERN ALLIES 
Stems usually underground or creeping. Leaves 
commonly tufted and compound. Flowers and seeds none, 
reproduction being effected by minute spores which are 
borne in clustered sace generally on the lower surface 
of the leaves. Some are aquatic and may be completely 
submerged, some are moss-like. 
eats eel Sint lla sate ED 
