What is this tiny woodland flower? White petals, five in number, blue-green vein in the center of each petal. a composite flower. Overall, appears to be light blue-green. Almost pyramid in shape. Height after a couple of years is 4-5 inches. At the base are two small, green spear-like leaves. In bloom now, April 21st. Has been up for 3 weeks. Bloom lasts 3 weeks or so. Arabis snowcap has a purple vein. Catnew