This is Lewelling, looking pretty in the spring with his cherry blossoms.
His role in his group is that of an oral storyteller. Dryads never developed written language of their own (and a lot of them are still illiterate even after their introduction to the writing systems of other sapients), they rely on individuals like Lewelling to memorize and re-tell their important stories and history.
Link
Roki
I imagine that there's some kindly old fellow who comes to sit under his tree and write down his stories.