Stylobryon

Stylobryon is a monotypic genus of golden algae in the family Dinobryaceae. It has one known species Stylobryon insignis Fromental, 1874.

Stylobryon has been found in numerous lakes, notably Lake Erie.

In 1866, Alfred Cheatham Stokes, described in North America Stylobryon abbottii A.C.Stokes, this is now accepted as Poteriodendron petiolatum var. abbottii (A.Stokes) Playfair, 1921.