Prickly Tree Clubmoss, Tree Ground-pine: Dendrolycopodium dendroideum (Synonyms: Lycopodium dendroideum, Lycopodium obscurum var. dendroideum) -
Alpine Clubmoss: Diphasiastrum alpinum (Synonym: Lycopodium alpinum) -
Ground-cedar, Trailing Ground-pine: Diphasiastrum complanatum (Synonyms: Lycopodium complanatum, Lycopodium complanatum var. complanatum) -
Alaska Clubmoss, Alaskan Clubmoss, Sitka Clubmoss: Diphasiastrum sitchense (Synonyms: Lycopodium sabinaefolium, Lycopodium sabinaefolium var. sitchense, Lycopodium sitchense) -
Hybrid Clubmoss: Diphasiastrum xtakedae -
Alpine Firmoss, Pacific Clubmoss, Pacific Fir Moss: Huperzia continentalis (Synonym: Huperzia haleakalae) -
Fir Clubmoss, Miyoshi's Clubmoss: Huperzia miyoshiana -
Fir Clubmoss, Western Clubmoss: Huperzia occidentalis (Synonyms: Lycopodium selago, Lycopodium selago var. patens) -
Bog Clubmoss, Marsh Clubmoss, Northern Bog Clubmoss, Northern Marsh Clubmoss: Lycopodiella inundata (Synonyms: Lycopodium inundatum, Lycopodium inundatum var. inundatum) -
Bristly Clubmoss, Interrupted Clubmoss, Stiff Clubmoss: Lycopodium annotinum (Synonym: Lycopodium annotinum var. pungens, Spinulum annotinum) -
Common Clubmoss, Elk-moss, Ground Pine, Running Clubmoss, Running Pine, Stag's Horn Clubmoss: Lycopodium clavatum (Synonyms: Lycopodium clavatum var. clavatum, Lycopodium clavatum var. integerrimum, Lycopodium clavatum var. integrifolium, Lycopodium clavatum var. subremotum) -