Osmunda lancea

Osmunda lancea is a member of the Osmundaceae family, commonly known as the royal fern family. This species is part of the genus Osmunda, which includes several ferns with broad, often bipinnate fronds. Osmunda lancea is indigenous to Japan, where it grows in suitable habitats. The species was formally published by Carl Peter Thunberg in 1784, contributing to the early taxonomic classification of ferns in the region.