I was in charge of most vegetation on Immortals Fenyx Rising. Here is the Bark Materials I created in Substance Designer for the trees of the game.
Ares and Héphaïstos Biome - Deciduous and Pine Bark Materials
Hermes Biome - Burnt trees Materials
Zeus Biome - Snowy firs Bark Material
Typhon Biome - Burnt trees Materials
Aphrodite Biome - Blossom and Deciduous Bark Materials