Dark Treechnee Bark

 is a resource.

Obtaining

 * Dropped by
 * Dark Treechnee

Uses

 * Used in the craft of
 * Ancestral Domain Key
 * Ancestral Ring
 * Ancestral Shin Guards
 * Forester's Ring
 * Granny Candy's Stick
 * Healer
 * Lutination Daggers
 * Rac Girdle