Juncaceae (Rush family)

Grass and grasslike plant family

More than 20 species of rushes occur in Missouri. Rushes are not true grasses or sedges. Determining individual species of rushes by plant characteristics is nearly impossible.

Rush, grassleaf
Juncus marginatus
 

For an idea of relative seed size, each photo contains a millimeter ruler. The distance between increments is 1 mm.