👉 Trachycosmidae are a group of organisms that belong to the order Tracheophyta, commonly known as lichens or mosses. These fungi have a specialized cell wall made up of cellulose and mycelium, which is surrounded by a protective capsule called a mycelium. The tracheids are usually sessile, meaning they do not grow on their own, but rather attach to the surface of other organisms. Trachycosmidae can