Lichen cross section ~100x

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Cross section through the thallus of a lichen (Physica sp.?). Visible are the fungal hyphae (in blue) along with photosynthetic symbionts (in red; either cyanobacteria or green algae).
Cross section through the thallus of a lichen (Physica sp.?). Visible are the fungal hyphae (in blue) along with photosynthetic symbionts (in red; either cyanobacteria or green algae).
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Keywords:
  • OCC
  • fungus
  • microscope