A Penni-Woodelf
The Penni are a tribe of Avari that lived in Rhûn and Rhovanion and intermixed with the Wood-Elves.
speculations
The Penni might be Nelyarin elves.They maybe the descendants of those Dark elves who were led into the west by Tareg, after the Battle of Palisor.Some commentators have assumed that Penni may be gaulish-influenced.