Thin Leaf Pondweeds
This is a group of pondweeds with very slender stems and leaves. In most cases, the stems and stalks are no larger than two millimeters thick. Stems and leaves vary in pattern. Species included are Alga, Threadleaf, Hill’s, Bluntleaf, Sago, Fries’, Fern, Bigsheath, Flatstem, and Vasey’s.