Paradiachea caespitosa
Description:
I am not to sure if I have this one named right the lack of a peridium is odd. This seams to be a rear species world wide and there is some confusion over both the name and weather it has a peridium or not.

SPORANGIA: Caespitose or crowded, sessile or with very short stalks, clavate, cylindrical, dark.

PERIDIUM: Silvery, iridescent with blue or bronze reflections, tending to persist or not (depending on who's description used), especially below.

STALK: 1-1.5 mm tall, 0.5 mm diam.

HYPOTHALLUS: Delicate, yellowish, inconspicuous.

COLUMELLA: Tubular, attaining 65-75% the height of the sporotheca.

CAPILLITIUM: Blackish, arising from the entire length of the columella, forming a moderately dense network, with numerous free tips.

SPORES: Pale brownish violet, somewhat irregularly spinose, 10-13 µm diam.

PLASMODIUM: White
HABITAT: On dead wood.

DISTRIBUTION: Cosmopolitan, known from Auckland.
Macro images:
Paradiachea caespitosa
Scale bar
Scale= 0.75 mm.
 
Paradiachea caespitosa
Scale bar
Scale= 0.75 mm.
 
Paradiachea caespitosa
Scale bar
Scale= 1.5 mm.
 
Hidden Forest
Slime Moulds