 Phylum：Basidiomycota >> Class： Basidiomycetes >> Order： Poriales |
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 BCRC Number： |
NO BCRC Number! | |||
| Scientific Name： |
Oligoporus caesius | |||
| Author： |
Oligoporus caesius (Schrad.:Fr.) Gilbn. & Ryv., Mycotaxon 22: 365. 1985. |
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| Description： |
Basidiocarp annual, sessile to effused-reflexed, usually solitary, dimidiate to narrow, up to 4 × 5 × 2cm; upper surface whitish, often with a tint of blue, sometimes bruising intensely blue, finely tomentose to strigose, sometimes glabrous; pore surface white to bluish, dull, the pores angular, 3-7 per mm; context up to 1-2cm thick, white to bluish, soft; tube layer white, soft, fragile when dry, up to 8mm thick, Hyphal system monomitic; contextual hyphae thin-to thick walled, hyaline, often branched, with abundant clamps, 2.0-6.5 μm in diam. Gloeoplerous hyphae also present, staining brightly in phloxine. Basidiospores cylindric to allantoid, hyaline, smooth, IKI-, 5.0-7.5 × 1-2 μm. | |||
| Specimens： |
Taiwan, Yilan:Fushan, alt. 600 m, on trunk of Cryptomeria japonica (L.) Don, Nov 1993, TFRI 502. Taipei:Wulai, alt. 500 m, on stem of hardwood, Dec 1992, TFRI 453. |
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| Habitat： |
Lignicolous causing brown rot of wood. | |||
| Distribution： |
Circumglobal species. |
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| References： |
Chang. TT. 1994b. |
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| Provided： |
T. T. Chang |
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| Note： |
The whitish with a tint of blue basidiocarps and the allantoid basidiospores character the species. | |||