Scurf

Webster's Dictionary of the English Language

·noun Hence, the foul remains of anything adherent.

II. Scurf ·noun Anything like flakes or scales adhering to a surface.

III. Scurf ·noun Minute membranous scales on the surface of some leaves, as in the goosefoot.

IV. Scurf ·noun Thin dry scales or scabs upon the body; especially, thin scales exfoliated from the cuticle, particularly of the scalp; dandruff.