G.L.Webster Phyllanthopsis phyllanthoides, commonly called buckbrush or maidenbush,[1] is a flowering plant in the family Phyllanthaceae.

It is native to Mexico (where it is found in Nuevo León) and the United States (where it is found primarily South Central region).

[2] Its natural habitat is on limestone or dolomite rock outcrops, particularly in seepy shelves along rivers, but also in upland areas such as glades and bluffs.

[1][3] Phyllanthopsis phyllanthoides is a shrub, growing up to three or four feet tall.

Its fruit is a capsule reaching up to 6.5 mm in diameter.