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Flora of New York/Clade Lycophytes
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Class Lycopodiopsida contains the lycophytes (clubmosses, firmosses and quillworts).P.F. Stevens, (2001-2015). "Ferns s.l." Angiosperm Phylogeny Website. Page last updated: 03/11/2021PPG I (2016), A community‐derived classification for extant lycophytes and ferns. Jnl of Sytematics Evolution, 54: 563-603. https://doi.org/10.1111/jse.12229
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Lycopodiales : Lycopodiaceae
Lycopodielloideae
Lycopodiella spp. (5 bog cubmosses)
Pseudolycopodiella caroliniana (slender bog clubmoss)
Lycopodioideae
Dendrolycopodium spp. (3 tree cubmosses)
Diphasiastrum spp. (8 ground cedars)
Spinulum spp. (3 bristly clubmosses)
Lycopodium spp. (2 running clubmosses)
Huperzioideae
Huperzia spp. (4 firmosses)
Isoetales : Isoetaceae
Isoetes spp. (8 quillworts)
Selaginellales : Selaginellaceae
Selaginella spp. (3 spikemosses)
euphyllophytes
Polypodiopsida (ferns)
spermatophytes (seed plants)