写实水彩风格紫色鸢尾花清新雅致自然植物插画

illustration, iris flowers in various colors including purple, white, and light blue, natural arrangement with some in bloom and some in bud, harmonious spatial relationship, detailed petal textures and gradient colors, pure white background, soft and natural color scheme, ink wash style, fresh and elegant, conveying a sense of tranquility and natural beauty