👉 Squamelliforms are a group of land plants that have two main types, sumpellaria and squamellaria. They are characterized by their elongated leaves, which are often up to 10 times longer than they are wide, and their bulbous root systems. Sumpellaria is the more common type of plant in the genus Squamilla, while squamellaria is a different group that includes plants with smaller, more rounded leaves and roots.