Our Clerk is the ideal student-scholar. 675-83 Flax has approximately the texture of a horse's tail. It is barely yellow. Sounds pretty greasy to me, but he's obviously very proud of its appearance, since he wants to show it off. Going bareheaded in public was considered somewhat immodest.
Goats are traditional symbols of lust.
If you don't get a clear picture, ask in class. The Pardoner is obsessed with filthy lucre. We simply don't know. We'll talk about them.