Genus Cyrtomium, also known as holly ferns, is a group of ferns that are characterized by their shiny, leathery, and evergreen foliage. This genus is popular among gardeners and landscapers due to their ability to thrive in shady areas and adapt to different soil types. There are several synonyms for Genus Cyrtomium, including Dryopteris sect. Gymnocarpium, Polystichum sect. Cyrtomium, and Phanerophlebia sect. Themistoclesia. Each of these synonyms is used to classify different groups of holly ferns based on their characteristics, such as leaf shape, color, and size. Regardless of the synonym used, Genus Cyrtomium remains a beloved addition to any garden or landscape design due to its hardiness and attractive appearance.