Grammitid

Grammitid
Grammitis hookeri
Scientific classification
Kingdom: Plantae
(unranked): Monilophyta
Class: Polypodiopsida
Order: Polypodiales
(unranked): Eupolypods I
Family: Polypodiaceae
Subfamily: Polypodioideae
(unranked): Grammitids
Genera

See text.

The "grammitid ferns" form a clade of about 750 species within the Polypodiaceae.[1] They are distributed over higher elevations in both the Old and New World.[2] This group was previously treated as a separate family (Grammitidaceae), but because molecular phylogeny showed that it was nested within Polypodiaceae, it is now treated as an informal clade within that family. In 2011, Christenhusz et al.[3] placed the grammitid ferns in the subfamily Polypodioideae, within the Polypodiaceae. The following phylogram shows a likely relationship between grammitid ferns and the Polypodiaceae subfamilies, based on Schuettpelz & Pryer, 2008.[4]

Polypodiaceae

Loxogrammoideae





Drynarioideae




Platycerioideae



Microsoroideae




Polypodioideae

"non-grammitid"



"grammitid" ferns





Genera

The grammitid ferns include the following genera. All except the most recent were formerly included in the family Grammitidaceae. Note that many of these genera have been found to be polyphyletic, so near-term changes to this list are likely.

(=) Ctenopteris Blume ex Kunze[8]
(=) Nematopteris Alderw.[8]

References

  1. "Systematics of grammitid ferns: Lellingeria, Melpomene, and Terpsichore.". Botanical Society of America. Retrieved 23 August 2011.
  2. Labiak et al. 2010a Paulo H. Labiak, Michael Sundue, & Germinal Rouhan: "Molecular Phylogeny, Character Evolution, and Biogeography of the Grammitid Fern Genus Lellingeria (Polypodiaceae)." American Journal of Botany 97(8): 1354–1364 (2010)
  3. Maarten J. M. Christenhusz, Xian-Chun Zhang & Harald Schneider (2011). "A linear sequence of extant families and genera of lycophytes and ferns" (PDF). Phytotaxa 19: 7–54.
  4. Eric Schuettpelz & Kathleen M. Pryer (2008). "Chapter 15: Fern pylogeny" (PDF). In Tom A. Ranker & Christopher H. Haufler. Biology and Evolution of Ferns and Lycophytes. Cambridge University Press. pp. 395–416.
  5. Ranker et al. 2003 T.A. Ranker, J.M.O. Geiger, S.C. Kennedy, A.R. Smith, C.H. Haufler, and B.S. Parris: "Molecular phylogenetics and evolution of the endemic Hawaiian genus Adenophorus (Grammitidaceae)." Molecular Phylogenetics and Evolution 26 (2003) 337-47.
  6. Labiak et al. 2010b Paulo H. Labiak, Germinal Rouhan & Michael Sundue: "Phylogeny and taxonomy of Leucotrichum (Polypodiaceae): A new genus of grammitid ferns from the Neotropics." Taxon 59(3): 911–921 (June 2010)
  7. Hirai et al. 2011 Regina Y. Hirai, Germinal Rouhan, Paulo H. Labiak, Tom A. Ranker & Jefferson Prado: "Moranopteris: A new Neotropical genus of grammitid ferns (Polypodiaceae) segregated from Asian Micropolypodium." Taxon 60(4): 1123–1137 (August 2011)
  8. 1 2 Christenhusz & Schneider, 2011 Maarten J. M. Christenhusz & Herald Schneider: "Corrections to Phytotaxa 19: Linear sequence of lycophytes and ferns," Phytotaxa (14 Sep 2011)
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