Emerald

This moss green moss is commonly found blanketing giant areas In bogs.
It is short, growing up to 1 inch (3 cm) tall. It forms in large clumps and they are slow to spread and grow, and is extremely hardy.
When mature, emerald circular capsules grow at the end of short, lime green sporophytes, eventually opening up during the late autumn to release hundred of spores; it can cause severe allergic reactions.