Loxogrammoideae is a small subfamily of the

fern A fern (Polypodiopsida or Polypodiophyta ) is a member of a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. The polypodiophytes include all living pteridophytes except ...

family

Polypodiaceae Polypodiaceae is a family of ferns. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), the family includes around 65 genera and an estimated 1,650 species and is placed in the order Polypodiales, suborder Polypodiineae. A broade ...

in the

Pteridophyte Phylogeny Group The Pteridophyte Phylogeny Group, or PPG, is an informal international group of systematic botanists who collaborate to establish a consensus on the classification of pteridophytes (lycophytes and ferns) that reflects knowledge about plant relatio ...

classification of 2016 (PPG I), with two genera, '' Dictymia'' and '' Loxogramme''. The subfamily was previously considered to be a separate family, Loxogrammaceae , and is also treated as the tribe Loxogrammeae within a very broadly defined family Polypodiaceae ''

sensu lato ''Sensu'' is a Latin word meaning "in the sense of". It is used in a number of fields including biology, geology, linguistics, semiotics, and law. Commonly it refers to how strictly or loosely an expression is used in describing any particular c ...

''.

Molecular phylogenetic Molecular phylogenetics () is the branch of phylogeny that analyzes genetic, hereditary molecular differences, predominantly in DNA sequences, to gain information on an organism's evolutionary relationships. From these analyses, it is possible to ...

studies place the group within Polypodiaceae.Christenhusz ''et al.'': A linear sequence of extant families and genera of lycophytes and ferns
''Phytotaxa'' 19: 7-54. (18 Feb. 2011)

References

* Epiphytes Plant subfamilies {{Polypodiaceae-stub