Mosses are the oldest and most diverse species of plants on earth. Emerging from the oceans 400-million years ago to become the first colonisers of the land, mosses sequestrated enough carbon dioxide to trigger a major ice age, thereby altering the course of evolution on our planet.
Classified under the taxonomic division as , mosses are small, non-vascular, flowerless plants, composed of simple leaves that are generally only one cell thick and attached to a stem that may be branched or unbranched and has a limited role