borderline lichen

noun

A structurally simple symbiotic association between a fungus and a photosynthetic partner (an alga or cyanobacterium), unlike typical lichens in lacking a differentiated thallus and protective outer cortex.

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Meanings

nounborderline lichen (plural borderline lichens)

plural borderline lichens

  1. biologyA structurally simple symbiotic association between a fungus and a photosynthetic partner (an alga or cyanobacterium), unlike typical lichens in lacking a differentiated thallus and protective outer cortex.
Cite this entry
APA

borderline lichen. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/borderline%20lichen

MLA

“borderline lichen.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/borderline%20lichen. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “borderline lichen,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/borderline%20lichen.

Source: borderline lichen on Wiktionary, CC BY-SA 4.0.