Genus Woodsia refers to a group of fern plants that belong to the family of Woodsiaceae. There are a number of different synonyms for the word Genus Woodsia, including the common name of rock ferns. The ferns in this genus are known for their delicate, feathery fronds that grow in a circular pattern from a central point. Another synonym for this word is the name of the species in the genus, which includes the alpine woodsia, rusty woodsia, and Appalachian woodsia, among others. These plants are typically found in rocky, mountainous areas and are highly valued for their beauty and unique appearance.