abnormal sporulation abnormal sporulation resulting in formation of ascus with four spores sporulation resulting in formation of asci with four spores 2017-06-28T13:53:21Z A sporulation phenotype in which asci that contain four spores form following conjugation and subsequent sporulation, but sporulation is not entirely normal. normal spore number FYPO:0006083 midori ascospore formation resulting in formation of asci with four spores Use this term if sporulation forms four-spored asci but is abnormal in some other respect. If all aspects of sporulation are normal, use 'normal sporulation (FYPO:0000590)'.