Colonies forming very flat staggered tables with partially fused horizontal branches. Small vertical branches widely spaced or just axial corallites.
Colony shape: Table
Colony layout: Orderly
Branch thickness: 5-10 mm
Axial corallites: Tubular small and rounded. Quite inconspicuous and similar to the radial ones.
Radial corallites: Rounded thick-walled and large opening. Disorderly, very close to each other and of different sizes.
Polyp extension: Poor