bright orange lichen groups on headstone leaning against dead wood branch

algae auburn blazing botany bright center central chemical colonize colony colour composite covered crustose cyanobacteria detail elongated flattened forms fungus groups grow growing growths haphazard lichen lifeform limbs marigold micobiont monochromatic monochrome natural nature ochre orange organic organism outward pattern penuche pigmented primary pumpkin regions relationship rock round saffron splashes sunburst symbiosis symbiotic teloschistales tendrils thalli time vegetation vibrant weathering decay chemical coating covering decay air quality good rounded arch limbs limbed