What is the difference between crustose Foliose and Fruticose lichens?
What is the difference between crustose Foliose and Fruticose lichens? Fruticose lichens have one cortex encircling the “branches”, even when the branches are flattened and look like “leaves”. Foliose lichens have a separate upper cortex and lower cortex on each side of the “leaf”. Crustose and squamulose lichens have an upper cortex, but do not […]