Castnioidea 🔍
Castnioidea is a genus in the family Orobactidae, which belongs to the order Polypodiopsida within the class Polypodales of flowering plants. This genus comprises about 10 species found on the island of Madagascar. The specific name "castnioide" comes from the Latin word "casto", which means "to cast," and "niidea," meaning "naked."
