Create a black- and- white image in the style of traditional Chinese ink painting, with a dynamic touch and a few ink splashes. The subject is a part of an imaginary bold cactus with a coral- like appearance, the global shape is like "Echinocereus" species. It has a generous, bold and rounded shape with protrusions, vein- like textures, and sharp spines of varying sizes. The details are organized in a fractal- like pattern, conveying a sense of ancient age. The cactus is depicted alone on a white background with a Japanese paper texture, with no additional environment