• (n. pl.) Bluish green granules which occur in certain lichens, as Collema, Peltigera, etc., and which replace the more usual gonidia.
Go·nim'i·a noun plural [ New Latin , from Greek ... productive, from ... that which generates.] (Botany) Bluish green granules which occur in certain lichens, as Collema , Peltigera , etc., and which replace the more usual gonidia.