1) Family aspleniaceae 2) Fern family 
The Aspleniaceae (spleenworts) is a family of ferns, included in the order Polypodiales or in some classifications as the only family in the order Aspleniales. Members of the family all have intramarginal, linear sori with a flap-like indusium arising along one edge. Most pteridologists today consider this family of consisting of just two genera. ...
the most common and the largest of 11 families in the fern order Polypodiales (in other classification systems, one of five families of the order ... [1 related articles]
[n] - one of a number of families into which Polypodiaceae has been subdivided in some classification systems
family Aspleniaceae noun one of a number of families into which Polypodiaceae has been subdivided in some classification systems; includes genera Asplenium, Pleurosorus, Schaffneria