Genus Alsophila is a group of ferns that is also known by other names like Cyathea, Cyathea sect. Alsophila, Lophosoria, Cyathea dealbata, and Alsophila setosa. These synonyms refer to different species of ferns that belong to the same genus. Genus Alsophila is most commonly found in tropical and subtropical regions of the world, including Asia, Africa, Australia, and the Americas. These ferns resemble palm trees and have a long and slender stem topped with a crown of green fronds that can grow up to 10 meters long. These ferns are often cultivated as decorative plants, and their stems are used in traditional medicine.