oidia

noun, plural o·id·i·a [oh-id-ee-uh] /oʊˈɪd i ə/. Mycology.

1. one of the conidia that are borne in chains by certain fungi.
2. (in certain fungi) a thin-walled spore derived from the fragmentation of a hypha into its component cells.

noun plural -ia (-ɪə)

1. botany any of various fungal spores produced in the form of a chain by the development of septa in a hypha