Arcyria oerstedioides Flatau, et Schirmer
  Eumycetozoa   Arcyriaceae   Arcyria

Arcyria oerstedioides
© The Eumycetozoan Project, 2006 · 0
Arcyria oerstedioides

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Arcyria oerstedioides
© The Eumycetozoan Project, 2006 · 0
Arcyria oerstedioides
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Overview
Total height 1.5-2.0 mm before expansion, crowded, oval, expanding only slightly, brick-red to beige when fresh. Hypothallus concolorous, shining. Stalk c. 50% total unexpanded height, furrowed, beige to blackish. Sporotheca 0.7-1.0 mm tall, 0.7-0.8 mm diam. Calyculus orange-brown to beige, shining, goblet-shaped, ca. 55% the sporotheca, irregularly reticulate with rounded meshes. Capillitium attached inside the stalk apex, only slightly elastic, not falling out from the cup, the threads sparsely branched and forming a wide-meshed net with few free, swollen free ends, regularly spinose, the spines 1-3 m long and frequently connected by ridges, 2.5-4.5 m diam. (excluding spines), with occasional expansions and swollen free ends up to 6 m diam. Spore-mass orange-red. Spores pale yellow, 9.5-10.5 m diam.

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References
  • Flatau,L., Schirmer, P. 1983: Myxomyceten aus Nord-Hessen II. Ein neuer Myxomycet aus der Umgebung von Kassel. Zeitschrift fr Mykologie 49(2): 179-182.

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.


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