Field; et al. (January 2016). "Molecular Phylogenetics and the Morphology of the Lycopodiaceae Subfamily Huperzioideae Supports Three Genera: Huperzia, Phlegmariurus and Phylloglossum". Molecular Phylogenetics and Evolution. 94, Part B (Pt B): 635–57. doi:10.1016/j.ympev.2015.09.024. PMID26493224.
Field; et al. (January 2016). "Molecular Phylogenetics and the Morphology of the Lycopodiaceae Subfamily Huperzioideae Supports Three Genera: Huperzia, Phlegmariurus and Phylloglossum". Molecular Phylogenetics and Evolution. 94, Part B (Pt B): 635–57. doi:10.1016/j.ympev.2015.09.024. PMID26493224.
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Field; et al. (January 2016). "Molecular Phylogenetics and the Morphology of the Lycopodiaceae Subfamily Huperzioideae Supports Three Genera: Huperzia, Phlegmariurus and Phylloglossum". Molecular Phylogenetics and Evolution. 94, Part B (Pt B): 635–57. doi:10.1016/j.ympev.2015.09.024. PMID26493224.
Field; et al. (January 2016). "Molecular Phylogenetics and the Morphology of the Lycopodiaceae Subfamily Huperzioideae Supports Three Genera: Huperzia, Phlegmariurus and Phylloglossum". Molecular Phylogenetics and Evolution. 94, Part B (Pt B): 635–57. doi:10.1016/j.ympev.2015.09.024. PMID26493224.