Crossword Heaven

Answer: LICHEN

LICHEN is a crossword puzzle answer that we have spotted 29 times.

• Alga-fungus symbiosis
• Source of litmus
• Symbiotic growth
• Woodsy growth
• Tree growth
• Fungus-alga union
• Tree-trunk cover, perhaps
• Fungus + alga
• Reindeer moss, e.g.
• Fungus
• Rock plant
• Growth on trees and rocks
• Growth on rock walls
• Rock growth
• Oakmoss, e.g.
• Fungus-alga combo
• Mossy growth
• Rock crust
• Tree-trunk growth
• Moss
• Rock coating
• Fungus/alga symbiosis
• What a rolling stone is unlikely to gather
• Growth on a tree
• Forest growth
• Iceland moss
• Mosslike plant
• Mosslike organism
• Tree growth indicative of good air quality