Grewiopsis tiliacea Saporta, 1865 species accepted

Grewiopsis cleburni Lesquereux, 1875 species accepted

Grewiopsis mudgei Lesquereux, 1891 species accepted

Aleurites eocenica (Lesquereux, 1872) species accepted

Grewiopsis walcotti Lesquereux, 1887 species accepted

Grewiopsis paliurifolia Ward, 1885 species accepted

Grewiopsis aldersoni Knowlton, 1899 species accepted

Grewiopsis populifolia Knowlton, 1919 species accepted

Populites fagifolia Lesquereux, 1872 species synonym

Grewiopsis eocenica (Lesquereux, 1872) species synonym

Grewiopsis flabellata (Lesquereux, 1868) species synonym

Grewiopsis saportanea Lesquereux, 1878 species synonym

Grewiopsis acuminata Lesquereux, 1887 species accepted

Grewiopsis haydenii Lesquereux, 1874 species synonym

Grewiopsis platanifolia Ward, 1885 species accepted

Grewiopsis ficifolia Ward, 1885 species synonym

Grewiopsis viburnifolia Ward, 1885 species accepted

Grewiopsis tennesseensis Berry, 1916 species accepted

Grewiopsis formosa Berry, 1919 species accepted

Grewiopsis tenuifolia Lesquereux, 1878 species accepted

Populites flabellata (Lesquereux, 1868) species accepted

Grewiopsis aequidentata Lesquereux, 1891 species accepted

Grewiopsis tuscaloosensis Berry, 1919 species accepted