1988, Christopher Nigel Page, Ferns: Their Habitats in the British and Irish Landscape[1], →ISBN, page 292:
Stag's-horn Clubmoss(Lycopodium clavatum) is particularly widespread in drier heathland areas, and is one of the most likely species to be encountered.
1992, Focko Weberling, translated by R. J. Pankhurst, Morphology of Flowers and Inflorescences[2], translation of Morphologie der Blüten und der Blütenstände (in German), →ISBN, page 4:
In the Stag's-horn Clubmoss (Lycopodium clavatum, Fig. 3 III, IV) these strobili are even elevated above the main system of creeping shoots on an upright, elongate and sparsely leafy "podium".
2009, Mike Raine, Nature of Snowdonia[3], →ISBN, page 47:
Fir clubmoss can spread by producing disc shaped vegetative propagules and stag's horn clubmoss can spread by means of creeping stems (stolons).
2010, Bill Bowers, Eileen McNulty-Bowers, 50 Hikes in Central New York's Leatherstocking Country[4], →ISBN, page 114:
Throughout, you'll discover a woodland carpeted with stag's-horn clubmoss(Lycopodium clavatum), trailing pine (L. digitatum) and princess pine (L. dendroideum).
