Pers.
SPORANGIA: scattered, sessile witha contracted base, or forming elongate, sinuous, or branching plasmodiocarps, laterally compressed with parallel sides, the upper ridge flattened and finally splitting longitudinally, white ,gray, or yellowish.
PERIDIUM: double, the outer layer with more or less dense deposits of lime, smooth or reticulate, the inner layer wrinkled and colorless, membranous, usually adhering to the outer layer.
CAPILLITIUM: consisting of numerous white, often branching, large or small lime nodes connected by rather short hyaline threads.
SPORES: White.
PLASMODIUM: ?
ECOLOGY: On dead leaves and ground matter.
DISTRIBUTION: Cosmopolitan, known from Auckland, Nelson, Wellington and Dunedin.