These tiles are taken from the Flourish pack by Joshtimus

Link
https://www.minecraftforum.net/forums/mapping-and-modding-java-edition/resource-packs/1245961-16x-1-7-4-wip-flourish

Artist: Joshtimus
https://www.minecraftforum.net/members/Joshtimus

Licence: CC-BY-SA-NC 4.0
https://creativecommons.org/licenses/by-nc-sa/4.0/