abstract black cloud clouds dark dramatic rain rains skies sky storm stormy thunder thunderous art background blot blotch blotches clip art clipart graffiti graphic illustration ink liquid paint splats splatter stain texture blue bush butterfly flowers garden green lavendar legs orange summer swallowtail wings yellow bunches clusters crop England english fruit fruitful grapes grapevine Great Britain harvest leaf leaves success Surrey vine vineyard bunch cluster atomic danger fusion laboratory nucleon pentagon pictogram radiation red science security sign