is a specific kind of: fern ally.

is a broader term that covers: Lycopodium lucidulum, shining clubmoss | alpine clubmoss, Lycopodium alpinum | fir clubmoss, little clubmoss, Lycopodium selago, mountain clubmoss | Christmas green, ground pine | little club moss, spike moss, spikemoss.

has as a part: cone, strobile, strobilus.

is a member of: class Lycopodiate, class Lycopsida, Lycopodiate, Lycopsida.