Diphasiastrum alpinum, the alpine clubmoss, is a species of clubmoss. It was first described by Carl Linnaeus in his Flora Lapponica, 1737, from specimens obtained in Finland.
It has a circumpolar distribution across much of the northern parts of the Northern Hemisphere: much of Canada, the northwestern United States, northern and central Europe, Russia, China and Japan. It is an indicator of alpine tundra and boreal climates. It is found in mountains and moors often with Calluna and grasses.
Diphasiastrum ...