Diderma niveum (Rostaf.) T. Macbr.
  Eumycetozoa   Didymiaceae   Diderma

Diderma niveum
© The Eumycetozoan Project, 2006 · 0
Diderma niveum

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Diderma niveum
© The Eumycetozoan Project, 2006 · 0
Diderma niveum

Diderma niveum
© The Eumycetozoan Project, 2006 · 0
Diderma niveum
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Overview
Sporocarps sessile, closely clustered, subglobose, 0.7-2.2 mm diam., white. Hypothallus white, confluent. Peridium double, the outer layer calcareous, fragile, the inner layer delicate, often iridescent, yellowish or orange below. Columella globose, large, ochraceous to deep orange. Capillitium abundant, persisting long after dehiscence, threads 1-3 µm diam., sparsely branched and anastomosed, purplish with bead-like swellings and pale tips. Spore-mass black. Spores violet-brown, 9-11 µm diam., minutely roughened. Plasmodium white. Nivicole.

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References
  • Ing,B., Smith, R. I. L. 1980: Two myxomycetes from South Georgia. British Antarctic Survey Bulletin 50: 118-120.
  • Moreno,G., Singer, H., Illana, C., Sánchez, A. 2003/c: Studies on nivicolous Myxomycetes. The Diderma niveum complex in europe. Cryptog.Mycol. 24: 39-58.
  • Nowotny,W. 1995: 17. Linz, Magistrat der Stadt Linz, Gutenberg-Werbering GmbH. 38 p.
  • Onsberg,P. 1972: Lycogala fuscoviolaceum sp. nov. and Diderma niveum from Nepal. Botanisk tidsskrift 67: 159-162.
  • Seitter,H. 1964: Diderma niveum (Rost.) Macbride, ssp. niveum (Rost.) Schinz, ein Pilz, der sich unter schmelzenden Schnee entwickelt. Schweizerische Zeitschrift für Pilzkunde 42: 37-39.
  • Singer,H., Moreno, G., Illana, C. 2004: A revision of the types of Diderma subcaeruleum and D. globosum var. europaeum. Mycotaxon 89(2): 311-320.

Acknowledgements
The Eumycetozoan Project -- working to understand the ecology, sytematics and evolution of myxomycetes, dictostelids and protostelids -- the true slime molds.

Sponsored by grants from the National Science Foundation.


Feedback
Please send any corrections and comments about this page to John Shadwick
Department of Biological Sciences, University of Arkansas, Fayetteville, AR 72701, USA
email: jshadwi@uark.edu   phone: USA-479-575-7393.

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