Physarum viride
(Bull.) Pers.
Description:
SPORANGIA: subglobose or lenticular, sometimes concave beneath, nodding, 0.3 to 0.5 mm. diam., yellow, stalked; sporangial wall membranous, dehiscing in fragments, with innate clusters of yellow lime-granules.

STALK: subulate, slender, striate, gray or straw-colored, sometimes yellow at the top shading to red below, usually brown or black in the lower half from enclosed refuse matter, rarely with lime.

COLUMELLA: none.

CAPILLITIUM: a loose, irregular network of slender, acutely branching, hyaline threads, with fusiform, yellow lime nodes.

SPORES: Pale brownish lilac, almost smooth,
7-10 µm in diameter.

PLASMODIUM:
Yellow
HABITAT: On dead wood.

DISTRIBUTION: Cosmopolitan, known from Northland, Auckland, Coromandel, Bay of Plenty, Taupo, Gisborne, Buller, Westland, South Canterbury, Southland and Dunedin.
Macro images:
Physarum viride
Scale bar
Scale= 0.5 mm.
 
Physarum viride
Scale bar
Scale= 1 mm.
 
Physarum viride
Scale bar
Scale= 0.5 mm.
 
Physarum viride
Scale bar
Scale= 0.5 mm.
 
Physarum viride
Scale bar
Scale= 0.3 mm.
 
Hidden Forest
Slime Moulds