Megalastrum

Megalastrum
Megalastrum spectabile
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	Polypodiophyta
Class:	Polypodiopsida
Order:	Polypodiales
Suborder:	Polypodiineae
Family:	Dryopteridaceae
Subfamily:	Elaphoglossoideae
Genus:	Megalastrum Holttum [1]
Species
See text.
Synonyms [1]
Ctenitis sect. Subincisae(C.Chr.) Tindale Dryopteris sect. SubincisaeC.Chr.

Megalastrum is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). ^[2] The genus has around 100 species, mainly found in tropical America and Africa. ^[1]

Taxonomy

The genus name Megalastrum was first published by Richard Holttum in 1987. ^[1]

Species

As of January 2020 ^[update] , Plants of the World Online recognized the following species: ^[3]

• Megalastrum abundans (Rosenst.) A.R.Sm. & R.C.Moran
• Megalastrum acrosorum (Hieron.) A.R.Sm. & R.C.Moran
• Megalastrum adenopteris (C.Chr.) A.R.Sm. & R.C.Moran
• Megalastrum aequatoriense A.Rojas
• Megalastrum albidum R.C.Moran, J.Prado & Labiak
• Megalastrum alticola M.Kessler & A.R.Sm.
• Megalastrum andicola (C.Chr.) A.R.Sm. & R.C.Moran
• Megalastrum angustum R.C.Moran, J.Prado & Labiak
• Megalastrum apicale R.C.Moran & J.Prado
• Megalastrum aquilinum (Thouars) Sundue, Rouhan & R.C.Moran
• Megalastrum aripense (C.Chr. & Maxon) A.R.Sm. & R.C.Moran
• Megalastrum atrogriseum (C.Chr.) A.R.Sm. & R.C.Moran
• Megalastrum aureisquama M.Kessler & A.R.Sm.
• Megalastrum biseriale (Baker) A.R.Sm. & R.C.Moran
• Megalastrum bolivianum M.Kessler & A.R.Sm.
• Megalastrum brevipubens R.C.Moran, J.Prado & Labiak
• Megalastrum canescens (Mett.) A.R.Sm. & R.C.Moran
• Megalastrum caribaeum (Desv.) R.C.Moran, J.Prado & Labiak
• Megalastrum ciliatum M.Kessler & A.R.Sm.
• Megalastrum clathratum R.C.Moran, J.Prado & Sundue
• Megalastrum connexum (Kaulf.) A.R.Sm. & R.C.Moran
• Megalastrum costipubens R.C.Moran & J.Prado
• Megalastrum crenulans (Fée) A.R.Sm. & R.C.Moran
• Megalastrum ctenitoides A.Rojas
• Megalastrum decompositum R.C.Moran, J.Prado & Sundue
• Megalastrum dentatum A.Rojas
• Megalastrum eugenii (Brade) A.R.Sm. & R.C.Moran
• Megalastrum exaggeratum (Baker) Holttum
• Megalastrum falcatum A.Rojas
• Megalastrum fibrillosum (Baker) R.C.Moran, J.Prado & Sundue
• Megalastrum fimbriatum R.C.Moran, J.Prado & Sundue
• Megalastrum fugaceum R.C.Moran, J.Prado & Sundue
• Megalastrum galapagense R.C.Moran, J.Prado & Sundue
• Megalastrum galeottii (M.Martens) R.C.Moran & J.Prado
• Megalastrum gilbertii (Clute) R.C.Moran, J.Prado & Labiak
• Megalastrum glabrius (C.Chr. & Skottsb.) Sundue, Rouhan & R.C.Moran
• Megalastrum glabrum R.C.Moran & J.Prado
• Megalastrum gompholepis R.C.Moran & J.Prado
• Megalastrum grande (C.Presl) A.R.Sm. & R.C.Moran
• Megalastrum haitiense (Brause) A.R.Sm. & R.C.Moran
• Megalastrum heydei (C.Chr.) R.C.Moran & J.Prado
• Megalastrum hirsutosetosum (Hieron.) A.R.Sm. & R.C.Moran
• Megalastrum honestum (Kunze) A.R.Sm. & R.C.Moran
• Megalastrum inaequale (Link) A.R.Sm. & R.C.Moran
• Megalastrum inaequalifolium (Colla) A.R.Sm. & R.C.Moran
• Megalastrum indusiatum R.C.Moran, J.Prado & Labiak
• Megalastrum insigne R.C.Moran, J.Prado & Sundue
• Megalastrum intermedium R.C.Moran & J.Prado
• Megalastrum kallooi (Jermy & T.G.Walker) A.R.Sm. & R.C.Moran
• Megalastrum lanatum (Fée) Holttum
• Megalastrum lanuginosum (Kaulf.) Holttum
• Megalastrum lasiernos (Spreng.) A.R.Sm. & R.C.Moran
• Megalastrum littorale R.C.Moran, J.Prado & Labiak
• Megalastrum longiglandulosum R.C.Moran & J.Prado
• Megalastrum longipilosum A.Rojas
• Megalastrum lunense (Christ) A.R.Sm. & R.C.Moran
• Megalastrum macrotheca (Fée) A.R.Sm. & R.C.Moran
• Megalastrum magnum (Baker) Holttum
• Megalastrum marginatum M.Kessler & A.R.Sm.
• Megalastrum martinicense (Spreng.) R.C.Moran, J.Prado & Labiak
• Megalastrum masafuerae Sundue, Rouhan & R.C.Moran
• Megalastrum mexicanum R.C.Moran & J.Prado
• Megalastrum microsorum (Kuntze) Stolze
• Megalastrum miscellum R.C.Moran, J.Prado & Sundue
• Megalastrum molle A.R.Sm.
• Megalastrum mollicomum (C.Chr.) A.R.Sm. & R.C.Moran
• Megalastrum nanum R.C.Moran, J.Prado & Sundue
• Megalastrum nigromarginatum R.C.Moran, J.Prado & Sundue
• Megalastrum obtusum R.C.Moran, J.Prado & Sundue
• Megalastrum oellgaardii R.C.Moran, J.Prado & Sundue
• Megalastrum oppositum (Kaulf. ex Spreng.) Li Bing Zhang & Yi F.Duan
• Megalastrum oreocharis (Sehnem) Salino & Ponce
• Megalastrum oreophilum R.C.Moran, J.Prado & Sundue
• Megalastrum organense R.C.Moran, J.Prado & Labiak
• Megalastrum palmense (Rosenst.) A.R.Sm. & R.C.Moran
• Megalastrum peregrinum Sundue, Rouhan & R.C.Moran
• Megalastrum peruvianum R.C.Moran, J.Prado & Sundue
• Megalastrum platylobum (Baker) A.R.Sm. & R.C.Moran
• Megalastrum pleiosoros (Hook.f.) A.R.Sm. & R.C.Moran
• Megalastrum polybotryoides R.C.Moran, J.Prado & Sundue
• Megalastrum praetermissum R.C.Moran, J.Prado & Sundue
• Megalastrum pubescens A.Rojas
• Megalastrum pubirhachis R.C.Moran, J.Prado & Sundue
• Megalastrum pulverulentum (Poir.) A.R.Sm. & R.C.Moran
• Megalastrum reductum A.Rojas
• Megalastrum retrorsum R.C.Moran, J.Prado & Labiak
• Megalastrum rhachisquamatum R.C.Moran, J.Prado & Sundue
• Megalastrum rupicola M.Kessler & A.R.Sm.
• Megalastrum skutchii (Lellinger) A.R.Sm. & R.C.Moran
• Megalastrum sparsipilosum R.C.Moran & J.Prado
• Megalastrum spectabile (Kaulf.) A.R.Sm. & R.C.Moran
• Megalastrum squamosissimum (Sodiro) A.R.Sm. & R.C.Moran
• Megalastrum subincisum (Willd.) A.R.Sm. & R.C.Moran
• Megalastrum substrigosum R.C.Moran, J.Prado & Labiak
• Megalastrum subtile R.C.Moran, J.Prado & Sundue
• Megalastrum taafense Rouhan, Sundue & R.C.Moran
• Megalastrum tepuiense R.C.Moran, J.Prado & Sundue
• Megalastrum umbrinum (C.Chr.) A.R.Sm. & R.C.Moran
• Megalastrum vastum (Kunze) A.R.Sm. & R.C.Moran
• Megalastrum villosulum (C.Chr.) A.R.Sm. & R.C.Moran
• Megalastrum villosum (L.) Holttum
• Megalastrum wacketii (C.Chr.) A.R.Sm. & R.C.Moran
• Megalastrum yungense (C.Chr. & Rosenst.) A.R.Sm. & R.C.Moran

References

1. Hassler, Michael & Schmitt, Bernd (January 2020), "Megalastrum", Checklist of Ferns and Lycophytes of the World, Version 8.20, retrieved 2020-01-26
2. PPG I (2016), "A community-derived classification for extant lycophytes and ferns", Journal of Systematics and Evolution, 54 (6): 563–603, doi: 10.1111/jse.12229 , S2CID   39980610
3. "Megalastrum Holttum", Plants of the World Online, Royal Botanic Gardens, Kew, retrieved 2020-01-26