Cyanicula caerulea is a terrestrial, perennial, deciduous, herb with an underground tuber and a single, sparsely hairy leaf, 20–70 mm (0.8–3 in) long, 2–5 mm (0.08–0.2 in) wide and which usually lies flat on the ground.

The sides of the labellum curve upwards and the small tip turns downwards.

[2][3][4] Cyanicula caerulea was first formally described in 1810 by Robert Brown and the description was published in Prodromus florae Novae Hollandiae.

[8] In Victoria, C. caerulea is mostly found in central areas growing in stony soil on rocky ridges but it also occurs in coastal heath in the east of the state.

it grows in woodland and shrub on rocky ridges, mostly in the eastern half of the state.