Kohler's Medizinal-Pflanzen in naturgetreuen Abbildungen mit kurz erlauterndem Texte :.Gera-Untermhaus :Fr. Eugen Kohler,[1883-1914].biodiversitylibrary.org/page/303660
Clubmoss or ground-pine. Maine, 28th November 2008, mixed coastal forest. The identification by Bob Andersen (thanks Bob) is tentative and I would welcome confirmation or correction.