The Acerola (142 / 147) card can be found in the Burning Shadows set.
Recently sold 7 times and based on those sales is worth around £26.00.
Currently, there are 16 open listings for this card on ebay.
This card sells in the range of £17.66 to £34.34, making it quite stable.
This Rare Ultra card was illustrated by Megumi Mizutani.