"Filicinae" Natural Recordings by Native Speakers
Filicinae refers to a suborder of ferns, specifically those that have a fern-like appearance and are characterized by having fronds that are typically divided into leaflets.
Filibusters and filicales refer to small scales or remnants, typically of something such as a mineral or a plant. In ornithology, the term filicales specifically refers to the needle-like structures that grow from the head of certain birds, like pigeons and doves.