Assertion: lichen's structure | /r/RelatedTo | basidiomycete fungi
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Source sentences:
text: Although the vast majority of lichen mycobionts are from the Ascomycota, in 1937 German lichenogist Friedrich Tobler believed the mycobiont to be a basidiomycete, because he interpreted some unusual microscopic structures to be clamp connections, structures associated only with the basidiomycete fungi.