tiny forest lichen also known as cladonia fimbriata are growing on bark of tree.symbionts as proof of healthy wood.

autumn bark biology botanical bushy cladonia cladoniaceae detailed ecology ecosystem environment fimbriata flora forest fragile fungus graciliformis green group growing growth hills leaf lichen lichenology life macro moss mushroom mysterious mystical nature organism overgrown photosynthesis photosynthetic plant soft surface symbionts symbiosis symbiotic textured tiny tree tundra wilderness wildlife wood