Top: Central (base of petal) Yellow 13A fades to near white toward the tip, while grainy Red-Purple 60C overlays the entire petal. The Red-Purple 60C is faint for the most part, but becomes an intense stripe on the right side.
Bottom: A stripe of Red-Purple 60C on the left, then a grainy stripe of Red-Purple 60C on white, then Yellow 12B fading to near white toward right side petal tip.