Physarum compressum

On decaying wood or bark of small fallen twigs, with stalked sporocarps 2 mm in total height, with lobed, reniform sporothecae 0.8 to 1.5 mm across, white to slightly greyish, with a short, longitudinally striate stipe covered with whitish lime deposits, and black spore mass.

Peridium single, thin, white due to accumulation of lime granules, with apical, irregular dehiscence; columella absent.

Capillitium formed by irregularly shaped white lime nodes connected by slender, short, hyaline filaments.

Spores globose, violaceous brown under the microscope, 9.5 to 12 µm in diameter, slightly verrucose, ornamented with darker warts irregularly distributed across their surface.

Herbarium material available: JTP2475/25.