bright orange lichen groups on lichen covered arctic rock

algae arctic 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 radiate regions relationship rock round saffron splashes subarctic sunburst symbiosis symbiotic teloschistales tendrils thalli time vegetation vibrant weathering