Chionochloa howensis is a species of grass in the family Poaceae.

The specific epithet derives from the name of the island to which it is endemic.

[1] It is an erect perennial grass, growing to about 1 m in height.

The leaf blade is 60 cm or more long and 12 mm wide; it is flat, strongly ribbed, and scabrous on the upper surface.

[1] The grass is endemic to Australia’s subtropical Lord Howe Island in the Tasman Sea; it is known only from the cliffs of Mounts Lidgbird and Gower at the southern end of the island.