Pk.
SPORANGIA: Sporangia clustered, in scattered tufts, cylindric, obtuse, stipitate or sometimes nearly sessile, natural brown or army-brown fading to avellaneous.
STALK: short, 3-7 mm. tall; stipe fuscous or jet-black, only slightly expanded below.
HYPOTHALLUS: scanty or none.
COLUMELLA: lessening upward, sometimes attaining the apex of the sporangium, sometimes dissolved in capillitial threads some distance below.
CAPILLITIUM: Of rich brown threads forming the usual inner network of medium density, with many wide expanded nodes, the surface net made up of delicate, almost colourless threads surrounding small polygonal meshes.
SPORES: spore-mass ferruginous; by transmitted light very pale, brownish, minutely warted, 7-9 µm.
PLASMODIUM: white to pale yellow.
HABITAT: On living leaves, sometimes also on rotten wood or debris
DISTRIBUTION: Cosmopolitan, known from Auckland and only.