Melica violacea is a species of grass in the family Poaceae endemic to Chile.

[1][2] The species is perennial and caespitose with thick butt sheaths which are forming a bulb.

[1] The panicle itself is contracted, linear, secund, is 5–18 centimetres (2.0–7.1 in) long and bears a small amount of spikelets.

Both the lower and upper glumes are keelless, obovate and purple in colour, but have different size, apexes and surfaces.

The lower glume is 8–12 millimetres (0.31–0.47 in) long with asperulous surface and erosed apex, while the upper glume is 5–9 millimetres (0.20–0.35 in) long and have a puberulous surface, and erosed as well as obtuse apex.