Physarum lateritium

Physarum lateritium (Berk. & Rav.) Morgan, Jour. Cine. Soc
Nat. Hist. 19: 23. 1896.
Didymium lateritium Berk. & Rav.; Berk. Grevillea 2: 65. 1873. Didymium croceojlavum Berk. & Br. Jour. Linn. Soc. 14: 84. 1873. Physarum Ditmari /3 croceo-fiavum Rost. Monog. Append. 9. 1876. Physarum Ditmari y lateritium Rost. Monog. Append. 9. 1876. Physarum inaequalis Peck, Ann. Rep. N. Y. State Mus. 31: 40. 1879.
Sporangiate, sessile, globose or subglobose, 0.3-0.7 mm. in diameter, or occasionally forming short plasmodiocarps, gregarious or clustered, yellowish-red, orange, or scarlet, sometimes fading; peridium thin, somewhat rugulose, dotted with minute scarlet scales; capillitium delicate, usually dense, the nodes rounded, yellow, often with red centers, connected by a network of hyaline or yellow threads, many of the nodes limeless, consisting merely of membranous expansions; spores violet-brown in mass, clear bright violet by transmitted light, minutely warted, 7-9 m in diameter; Plasmodium orange-yellow.
Type locality: South Carolina. Habitat: Dead wood and leaves.
Distribution: Nova Scotia to Iowa and Panama; South America; Europe; Asia; Hawaii.