fruiting body_shape_ostiolar
<ascoma> ostiolum
140-210 µm diameter; ostiolum 20-40 µm wide; outer wall hyphae 2.5-3.5 µm wide; inner layer about 10 µm thick (1-3 cells); basal stratum 0-20 µm thick
Didymosphaeria arxii
Aaosphaeria arxii