aecidiostage
/iˌsɪdiˈɒstæɪdʒ/Definitions
1. noun
A stage or area where aecidia (the resting or overwintering stage of certain insects, such as the winter moth) are found, particularly in relation to forest management or ecology.
“The forester studied the aecidiostage to understand the life cycle of the winter moth infestation.”