Geastrum subiculosum

About

Geastrum subiculosum is an inedible species of fungus belonging to the genus Geastrum, or earthstar fungi. The fungus was first described scientifically by Cooke and Massee in 1887, based on material found near Trinity Bay, Australia. The fungus grows on decaying wood, and the fruit bodies are characterized by an extensive velvet-like subiculum. The spores are roughly spherical and measure 3.6–4.2 μm. The species is found in Australia, Africa, North America, and South America.

Summary from Wikipedia