Emerald Bog Moss

This moss green moss is commonly found growing in small clumps In bogs, and In moorlands.
It is modest-sized, growing up to 6 inches (15 cm) tall. It forms in thin clumps and can overwhelm an area rapidly, and is slightly light.
When mature, emerald cylindrical capsules grow at the end of elongated, lime green sporophytes, eventually opening up during the late autumn to release dozens of spores; it can cause allergic reactions.