Lichen Thallus, Microscope Slide
A microscope slide with a section through the thallus of a foliose-type lichen. Demonstrates algal cells surrounded by fungal hyphae. Classic example of mutualistic symbiosis. Quadruple stain.

A microscope slide with a section through the thallus of a foliose-type lichen. Demonstrates algal cells surrounded by fungal hyphae. Classic example of mutualistic symbiosis. Quadruple stain.