Top: The center (base of petal) is Yellow 10A. The rest is white overlaid with grainy Red-Purple 60C most intense on the right. A spike of Red-Purple 60C emanates from the yellow base into the white center of the petal.
Bottom: A Red-Purple 60C stripe on the left, then another pale and grainy stripe of the same pigment, then much more grainy and veiny to the right edge.