Bushy colonies sometimes forming a corymbose table-like structure, with vertical branches, orderly, quite separate and tapered finger-like, ending in a very elongated, spiky axial corallite.
Colony shape: Bush
Colony layout: Disorderly
Branch thickness: <5 mm
Axial corallites: Tubular, very elongated and spiky.
Radial corallites: Barely any except at the base. They are inserted at an acute angle, distant from each other and of the same size.
Polyp extension: Poor