Rostaf.
SPORANGIA: total height 6 to 20 mm., cylindrical, obtuse, stalked, purplish brown, closely fasciculate and forming large colonies.
Stalk: black, shining, slender, 1 to 4 mm. long, rising from a silvery or purplish hypothallus.
COLUMELLA: reaching nearly to the summit of the sporangium and rigid.
CAPILLITIUM: of purplish brown threads, the principal branches springing at distant intervals from the columella, at first almost simple, suddenly branching to form a smooth surface-net with rounded or angular meshes of various sizes, 20-70 µm wide.
SPORES: Pale reddish purple, faintly and closely warted, 7-9 µm diam..
Plasmodium: White, rarely pale yellow.
HABITAT: On dead wood.
DISTRIBUTION: Cosmopolitan, known from Auckland, Waikato, Bay of Plenty, Nelsion, Buller, South Canterbury and Dunedin.