geometry psychedelic mandala magic mushrooms ornament s monochrome

geometry psychedelic geometric vintage retro logo mandala ornament magic mushrooms fungus monochrome silhouette outline background shape artwork circle trippy hipster culture hippie geometrical groovy fantasy sketch forest hallucinogenic fungi amanitamuscaria toadstools fungal mushroom design fly agaric hypnosis curved hallucination psilocybin sacred drugged mysterious mystery radial twirl yin yang psychological swirl waves illustrations vector work merchandise t-shirt stickers label designs poster greeting cards advertising business company brands