Physarum javanicum

Physarum javanicum Racib, Hedwigia 37: 53. 1898
Physarella javanica Torrend, Broteria 7: 114. 1908.
Sporangia stalked, gregarious, obconic or turbinate, umbilicate above, erect or nodding, 0.6-1 mm. in diameter, 3-4 mm. tall; peridium thin, white, thickly encrusted with small, irregular calcareous granules, the upper part dehiscent at maturity; stalk slender, furrowed, attenuate above, grayish-white, darker below, arising from a small hypothallus; capillitium dense, rigid, composed of colorless, thin, often spindle-shaped tubes connecting the numerous elongated or triangular, white nodes; spores violet, globose, nearly smooth, 10-12 p in diameter.
Type locality: Buitenzorg, Java.
Habitat: Dead wood, twigs, and grass.
Distribution: Florida; Colombia; South and East Africa; Java.