Freshwater Ascomycetes - Species Monograph

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Genus	Species	Author
Ascotaiwania	hsilio	H. S. Wang & S.-Y. Hsieh
Class	Order	Family
Sordariomycetes	Xylariales	Amphisphaeriaceae

Synonymy:

Description

Habit:

Saprobic, partly to fully immersed in submerged wood.

Ascomata:

Ascomata 307-410 x 205-273 µm, solitary ro aggregated, partly to fully immersed in wood, oblique to horizontal, pale brown to brown, globose to subglobose.

Peridium:

textura angularis, with no hairs on the surface.

Beak:

None

Hamathecium:

Paraphyses filiform, septate, hyaline, simple to rarely branched and deliquescing early.

Ascus:

120-140 x 12.3-13.4 µm, cylindrical, 8-spored, pedicellate, functionally unitunicate, with a prominent apical annulus 3.8-4.5 x 5.8-7.2 µm.

Ascospore:

25.3-29 x 7.1-7.7 µm, uniseriate, fusoid, transversely 5-septate, not constricted, smooth-walled, central cells large and brown, end cells smaller, hyaline to sub-hyaline.