from the GNU version of the Collaborative International Dictionary of English
- proper n. A genus consisting of only species: the sensitive fern; in some classifications it is included in the Polypodiaceae.
from The Century Dictionary and Cyclopedia
- n. A genus of polypodiaceous aspidioid ferns, having the fertile fronds much contracted and quite unlike the sterile ones.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. one species: sensitive fern; in some classifications included in Polypodiaceae
Sorry, no etymologies found.