This site is a partial index for an art dictionary. Scroll down to texture. This gives a comparison between actual and simulated (visual) texture.

A site dedicated to providing vocabulary for the elements of visual design. Includes a visual notation system for describing both the elements and attributes of art.

A fun approach to introducing visual texture to primary students. This lesson plan reinforces the different between actual and visual texture in a tangible way.

This resource presents an article about the use of photos in documents.