Phylum:Ascomycota >> Class: Ascomycetes >>  Order: Diaporthales 
 BCRC Number NO BCRC Number!  
 Scientific Name: Apioporthella vepris

Apioporthella vepris (De Lacr.) M. E. Barr, Mycotaxon 41: 288. 1991.

Basionym: Sphaeria vepris De Lacr., in Rab., Fung. Eur. 443. 1859.

 Description: On surface viewed as scattered, solitary to confluent, pustulate swellings, each withcentral or linear dots comprising of erumpent ostioles.Ascomata in valsoid ordiatrypoid configuration, sometimes solitary, immersed, globose, 175-310 μm indiam., with a short to elongated, periphysate neck, up to 235 μm long. Stroma when present is merely found around the necks which sometimes coalesce together. The wall of the venter in surface view appears as a textura epidermoidea, individual cell 10-16 μm in diam. Peridium of venter 16-25 μm, composed externally of 2-3-layers of brown, oblong to polygonal, thick-walled cells, internally of 1-2-layers of hyaline, compressed, thin-walled cells; peridium of the neck is composed of brown, parallelly elongated cells, forming fringes at the apex. Asci 29-38 × 5-7.5 μm, oblong, sessile, unitunicate, 8-spored, with an inconspicuous apical ring, detaching from the hymenium early and floating freely within the centrum of ascoma. Paraphyses absent. Ascospores 8-11 × 2.5-3 μm, overlapping biseriate in ascus, straight to slightly curved, hyaline, 1-septate near the lower end, apiosporus, with a mucilaginous appendage at both ends, each up to 5 μm long and visible when ascospores are mounted in water.

Taiwan, Nantou County, Nantou, 10 Mar. 1995, NCHUPP-2338.

 Habitat: On dead stems of Rubus sp.

Austria, Canada, England, Finland, France, Galicia, Germany, Italy, Poland, Sweden, United States, Taiwan.


Chen, CY and Hsieh, WH. 1996; Wehmeyer, LE. 1933.


W. H. Hsieh

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