Diphyscium foliosum is a species of moss that belongs to the family Diphysciaceae. It is commonly known as the 'Brocade Moss' due to its beautiful, shiny and iridescent leaves. The plant is native to North America and Europe and is often found growing in damp and shady environments such as forests, swamps, and bogs. The plant is a non-vascular plant and reproduces through spores.