Megalastrum Marginatum
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''Megalastrum'' is a genus of
fern The ferns (Polypodiopsida or Polypodiophyta) are a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. They differ from mosses by being vascular, i.e., having specialized tissue ...
s in the family
Dryopteridaceae The Dryopteridaceae are a Family (biology), family of leptosporangiate ferns in the Order (biology), order Polypodiales. They are known Common name, colloquially as the wood ferns. In the Pteridophyte Phylogeny Group classification of 2016 (PPG&n ...
, subfamily
Elaphoglossoideae Elaphoglossoideae is a subfamily of the fern family Dryopteridaceae The Dryopteridaceae are a Family (biology), family of leptosporangiate ferns in the Order (biology), order Polypodiales. They are known Common name, colloquially as the wood ...
, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus has around 100 species, mainly found in tropical America and Africa.


Taxonomy

The genus name ''Megalastrum'' was first published by Richard Holttum in 1987.


Species

, ''
Plants of the World Online Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew. History Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...
'' recognized the following species: *'' 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 ''Megalastrum'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus has around 100 species, mainly found in tropical America and Africa. Ta ...
'' (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

Dryopteridaceae Fern genera {{Dryopteridaceae-stub