Opegrapha astraea Tuck.

URI: http://eol.org/schema/terms/TypeSpecimenRepository
Definition: The institution that holds a type specimen for a given species. The recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).

Opegrapha astraea is a species of in the family Roccellaceae.

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