Phylum:Ascomycota >> Class: Ascomycetes >> Order: Dothideales | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Melanomma pulvis-pyrius | |||
Author: | Melanomma pulvis-pyrius (Pers.) Fuckel, Jahrb. Nass. Ver. Naturk. 23/24: 160. 1870. Basionym: Sphaeria pulvis-pyrius Pers., Syn. Meth. Fung.:86. 1801. |
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Description: | Ascostromata immersed beneath epidermis becoming superficial by shedding off epidermis, gregarious, subglobose with flattened base, 351-429 μm long including the neck, 192-312 μm wide, with a long neck protruding from the epidermis. Mycelium internal, forming loosely hyphal weft around ascostromata, and becoming subiculum-like mat under them. Neck broadly cylindrical, 215-254 × 105-137 μm, periphysate. Peridium 22-25 μm thick, compost of 5-8 layers of pseudoparenchymatous, dark brown, polygonal, compressed cells and blackened towards the out side. Asci bitunicate, basal., cylindrical, 8-spored, 69-87 × 9-10 μm, pseudoparaphysate. Ascospores overlapping uniseriate, broadly elliptical, 3-septate, second cell from above swollen, 16-20 × 5-6 μm. | |||
Specimens: | Taiwan, Hualien County, Kuanyuan, 21 Mar. 1992, NCHUPP-2275. |
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Habitat: | On indet. wood. | |||
Distribution: | America, Europe, Mainland China, Taiwan. |
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References: | Chen, CY. and Hsieh, WH. 1994. |
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Provided: | W. H. Hsieh |
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Note: | The species is very common in England (Dennis, 1978). Materials from Taiwan usu-ally have a prominent neck and immersed ascomata. | |||