Fruiting body a stalked sporangium. Sporotheca spherical or nearly so, colour determined by the spore mass. Stalk composed of intertwined fibres. Hypothallus discoid, usually brown. Peridium fugacious, except sometimes for a small collar around the stalk. Columella typically reaching to the centre of the sportotheca and there splitting up into the main branches of the capillitium. Capillitium dichotomously branched, hardly or not anastomosing. Spores brown.
Seven species have been described for this genus, four of which have been recorded from New Zealand