psychedelic seamless pattern with psilocybin or hallucinogenic mushrooms hand drawn with colorful lines on black

autumn backdrop background black bright colorful dark decor decoration decorative design doodle drawing drawn drug element endless fabric fairy forest fungus graphic hallucination hallucinogenic hippie illustration line magic monochrome mushroom natural nature outline pattern plant print psilocybin psychedelic recreational seamless sketch style textile texture trip trippy vector wallpaper wrapping