Hazel, blueberries, sweet fern, bearberry, wintergreen, bracken and reindeer moss provide lush ground cover. Yellow and Grey Reindeer moss ("Cladonia mitis") provide ground cover. Nonflowering plants include reindeer moss and glade moss. Reindeer Moss ("Cladonia rangiferina") is a common species. The reindeer moss and cup lichens ("Cladonia") belong to this family. An example is "Reindeer moss", which is a lichen, not a moss.