Phylum:Ascomycota >> Class: Ascomycetes >>  Order: Sordariales 
 BCRC Number NO BCRC Number!  
 Scientific Name: Lasiosphaeria mucida

Basionym: Sphaeria mucida Tode, Fungi Meckl. Sel. 2: 16. 1791.

Lasiosphaeria mucida (Tode) Seaver, Mycologia 4: 118. 1912.

 Description: Ascomata superficial, globose to ovoid, 350-430 μm wide, 420-470 μm high, scattered to loosely gregarious, coated with a white tomentum, with a black, periphysate, papillate ostiolate, visible as a black dot at the apex of ascoma. Peridium 40-60 μm wide, composed of layers of yellowish to pale brown, polygonal cells, except the ostiolar region which is composed of dark brown compressed cells. External covering of white tomentose hyphae up to 40 μm thick, forming a textura intricate. Asci cylindrical, 160-190 × 10-14 μm, unitunicate, truncate at the paex, basal, 8-spored, with a refractive nonamyloid apical ring, plasmatic body, when present, beneath the apical ring, globose, glabrous, 3-5 μm diam. Paraphyses mucilaginouse, 2.5-4 μm wide. Ascospores 40-60 × 3.5-4.5 μm, becoming up to 70 μm long, 6 μm wide in some old ascospores cylindrical and abruptly curved in the lower one-fourth or sigmoid, overlapping bi-triseriate, hyaline, 1-celled, becoming 7-12 septate.

Taiwan, Nantou Hsien, Piluchi, Dec. 20, 1995, Piluchi, NCHUPP-2401.

 Habitat: On indet. wood.

Asia, Europe, North America, Taiwan.


Hsieh, WH and Chen, CY. 2000; Seaver, FJ. 1912.


W. H. Hsieh

 Note: null