Phylum:Myxomycota >> Class: Myxomycetes >>  Order: Trichiales 
 BCRC Number NO BCRC Number!  
 Scientific Name: Calomyxo metallica var. microspora

Calomyxo metallica (Berk.)Nieuwl var. microspora Meylan, Bull. Soc. Vaud. Sci. Nat. 53: 462. 1920.

 Description: Fructifications sporangiate, varying to plasmodiocarpous, scattered. Sporangia sessile, globose to pulvinate, iridescent yellow or coppery, 0.2-0.8 mm in diameter. Peridium membranous, translucent, shinny. Capillitium dull yellow, consisting of highly elastic threads, the thread solid, very long and slender, minutely and irregularly warted, appearing smooth and uniform by high dry lens, 1.0-1.5 μm in diameter, up to 3.2 μm at junctions and some places in short length along the thread, pale by transmitted light. Spores between cream buff and deep olive buff in mass, palid (yellowish) by transmitted light, globose, distinctly but not evenly warted or echinulate, 7.0-8.0 (-8.5) μm in diameter.

Taipei City: NTU campus, 14 June 1982, CHL B 86b, CHL B 87d, CHL B94c.

 Habitat: On bark of living tree (Bischofia javanica Blume).

Netherlands, Taiwan.


Nannenga-Bremekamp, NE. 1991; Liu, CH. 1983.


C. H. Liu

 Note: The scattered sporangia on bark of lilving trees can be recognized in the field by its iridescent peridium. It is distinguished from the type variety metallica by having smaller spores which are distinctly warted.