The Vileplume (31 / 165) card can be found in the Expedition Base Set set.
Recently sold 6 times and based on those sales is worth around £13.25.
Currently, there is 1 open listing for this card on ebay.
This card sells in the range of £8.73 to £17.77, making it stable.
This Rare Holo card was illustrated by Miki Tanaka.