|Sporocarpous or plasmodiocarpous, sessile on a broad base, the upper surface distinctly flattened, white, sporocarps 1-2 mm diam., plasmodiocarps occasionally reaching 4 cm long. Peridium thin, transparent, colourless or slightly darkened, covered with floccose aggregations of stellate lime crystals c. 50 Ám diam. Columella either absent or present as a small mound in sporocarps or as a low longitudinal ridge in plasmodiocarps, white or ochraceous, containing stellate lime. Hypothallus thin, colourless, either inconspicuous or distinct when covered with lime crystals. Capillitium abundant, composed of purple-brown to hyaline, sparsely branched and anastomosed filaments, filaments usually wavy or sometimes straight, inelastic and not readily separating from the base and apex of the sporotheca, with few lateral connecting bars, beaded thickenings absent or rare. Spore-mass black. Spores purple-brown, densely verrucose, 14-16 Ám diam. Nivicole.|
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The Eumycetozoan Project -- working to understand the ecology, sytematics and evolution of myxomycetes, dictostelids and protostelids -- the true slime molds.|
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