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mycobiota

n. (context biology English) All of the fungus present in a particular geographic region or habitat type.

Wikipedia
Mycobiota

Mycobiota ( plural noun, no singular) are a group of all the fungi present in a particular geographic region (e.g. "the mycobiota of Ireland") or habitat type (e.g. "the mycobiota of cocoa").

There is a peer-reviewed mycological journal titled Mycobiota.