Practice question

Among ascomata diversity, apothecium represents open cup, saucer or disc-shaped fruiting body characteristic of discomycete Ascomycota including Peziza, Ascobolus and Peziza allies as well as lichenized groups. Hymenium consisting of palisade of unitunicate or operculate asci interspersed with sterile paraphyses lines concave upper surface exposing asci at maturity, enabling active forcible ascospore ejection into air currents. Margins may be hairy ciliate. Distinguishes from cleistothecium completely closed lacking ostiole, perithecium flask-shaped with narrow ostiole at apex and basidiocarp mushroom producing basidia not asci.