Summary: Features include flat growth on wood with the white to buff pore surface exposed, soft consistency, easy separability, whitish rhizomorphs, and microscopic characters including small spores. The description is derived from Gilbertson(1).
Microscopic: spores 3.5-5 x 1-1.5 microns, cylindric, slightly curved, smooth, inamyloid, colorless; basidia 4-spored, 11-16.5 x 4.5-6 microns, clavate, with basal clamp; cystidia none, cystidioles present, 11-15 x 4-4.5 microns, fusoid, with basal clamp; hyphae dimitic, skeletal hyphae of subiculum 2-3 microns wide, colorless, thick-walled, nonseptate, rarely branched, generative hyphae of subiculum 2.5-4.5 microns wide, colorless, thin-walled, with clamp connections, rarely branched; hyphae of trama "similar, incrusted in dissepiment edges"
Notes: Skeletocutis alutacea has been found in BC, WA, OR, ID, ON, AR, CA, IN, MA, MS, MT, NC, NY, SC, TN, VA, Europe, and New Zealand, (Gilbertson).
Habitat and Range
SIMILAR SPECIES
"The soft texture and hyphal strands distinguish S. alutacea from the other Skeletocutis species in British Columbia." (Ginns(28) with Latin name italicized).
Habitat
annual, on dead wood of conifers and hardwoods, associated with a white rot