Melica spartinoides, is a species of grass in the family Poaceae that is endemic to the Brazilian state of Santa Catarina.

The species' leaf-sheaths are scabrous, tubular, keeled and are closed on one end with its ligule having eciliate membrane.

Panicle is inflorescent, is contracted, oblong, have a secund branches and is 22 centimetres (8.7 in) long.

It sterile florets are barren, cuneate, and grow in a clump.

Species' fruits are caryopsis, ellipsoid, and have an additional pericarp.