''Microsorum'' is a genus of ferns in the 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 broader ...

, subfamily

Microsoroideae Microsoroideae is a subfamily in the fern family Polypodiaceae in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The subfamily is also treated as the tribe Microsoreae within a very broadly defined family Polypodiaceae ''se ...

, according to 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 relation ...

classification of 2016 (PPG I). The species are tropical. Like most ferns, they grow from

rhizome In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...

s, rather than roots. The genus name is often misspelled "Microsorium" or "Microsoreum". It includes some species that are lithophytic rheophytes.

Taxonomy

The genus ''Phymatosorus'' is included in ''Microsorum'' in the

classification of 2016 (PPG I). , both the ''Checklist of Ferns and Lycophytes of the World'' and ''

Plants of the World Online Plants of the World Online (POWO) is an online database published by the Royal Botanic Gardens, Kew. It was launched in March 2017 with the ultimate aim being "to enable users to access information on all the world's known seed-bearing plants by ...

'' kept ''Phymatosorus'' separate. A 2019

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 ...

study of the subfamily Microsoroideae did not distinguish ''Phymatosorus'' from ''Microsorum'', and suggested that the genus as there

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every polyg ...

was sister to '' Leptochilus'', together forming one of the three main

clade A clade (), also known as a monophyletic group or natural group, is a group of organisms that are monophyletic – that is, composed of a common ancestor and all its lineal descendants – on a phylogenetic tree. Rather than the English term, ...

s in the subfamily:

Species

, the ''Checklist of Ferns and Lycophytes of the World'' recognized the following species, either in ''Microsorum'' or in ''Phymatosorus'' with a synonym in ''Microsorum'' (marked " in the list). *'' Microsorum aichmophyllum'' (Alston) Fraser-Jenk. *'' Microsorum alatum'' (Brack.) Copel. *'' Microsorum aurantiacum'' Noot. *'' Microsorum australiense'' (Bailey) Bostock *'' Microsorum baithoense'' V.N.Tu *''

Microsorum biseriatum ''Microsorum'' is a genus of ferns in the family Polypodiaceae, subfamily Microsoroideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The species are tropical. Like most ferns, they grow from rhizomes, rath ...

'' (Bosman) Noot. *'' Microsorum cinctum'' Bosman *'' Microsorum commutatum'' (Blume) Copel. *'' Microsorum congregatifolium'' (Alderw.) Holttum *'' Microsorum cromwellii'' (Rosenst.) Copel. *'' Microsorum cuspidatum'' (D. Don) Tagawa *'' Microsorum egregium'' (Brause) Bosman *'' Microsorum glossophyllum'' (Copel.) Copel. *'' Microsorum griseorhizoma'' Gilli *'' Microsorum grossum'' (Langsd. & Fisch.) S. B. Andrews *'' Microsorum hainanense'' Noot. *''

Microsorum heterocarpum ''Microsorum'' is a genus of ferns in the family Polypodiaceae, subfamily Microsoroideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The species are tropical. Like most ferns, they grow from rhizomes, rath ...

'' (Blume) Ching *'' Microsorum heterolobum'' (C.Chr.) Copel. *'' Microsorum krayanense'' M.Kato, Darnaedi & K.Iwats. *''

Microsorum longissimum ''Microsorum'' is a genus of ferns in the family Polypodiaceae, subfamily Microsoroideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The species are tropical. Like most ferns, they grow from rhizomes, rath ...

'' J.Sm. ex Fée *'' Microsorum maximum'' (Brack.) Copel. *'' Microsorum membranifolium'' (R. Br.) Ching *'' Microsorum monstrosum'' (Copel.) Copel. *'' Microsorum musifolium'' (Blume) Copel. *'' Microsorum papuanum'' (Baker) Parris *'' Microsorum parksii'' (Copel.) Copel. *'' Microsorum pentaphyllum'' (Baker) Copel. *'' Microsorum piliferum'' V.N.Tu *'' Microsorum pitcairnense'' Copel. *'' Microsorum punctatum'' (L.) Copel. *'' Microsorum rampans'' (Baker) Parris *''

Microsorum rubidum ''Microsorum'' is a genus of ferns in the family Polypodiaceae, subfamily Microsoroideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The species are tropical. Like most ferns, they grow from rhizomes, rath ...

'' (Kunze) Copel. *'' Microsorum samarense'' (J.Sm.) Bosman *'' Microsorum sarawakense'' (Baker) Holttum *''

Microsorum scolopendria ''Microsorum scolopendria'', synonym ''Phymatosorus scolopendria'', commonly called monarch fern, musk fern, maile-scented fern, breadfruit fern, or wart fern is a species of fern within the family Polypodiaceae. This fern grows in the wild in ...

'' (Burm. fil.) Copel. *'' Microsorum siamense'' Boonkerd *'' Microsorum sibomense'' (Rosenst.) Copel. *'' Microsorum sopuense'' Bosman *'' Microsorum spectrum'' (Kaulf.) Copel. *'' Microsorum steerei'' (Harr.) Ching *'' Microsorum submarginale'' M.Kato, Darnaedi & K.Iwats. *'' Microsorum thailandicum'' Boonkerd & Noot. * ''Microsorum'' × ''tohieaense'' J.H.Nitta *'' Microsorum whiteheadii'' A.R.Sm. & Hoshiz. Species placed elsewhere by the ''Checklist of Ferns and Lycophytes of the World'' include: *''Microsorum lastii'' (Baker) Tardieu = '' Bosmania lastii'' *''Microsorum latilobatum'' Hennipman & Hett. = '' Dendroconche latilobata'' *''Microsorum leandrianum'' Tardieu = '' Bosmania leandriana'' *''Microsorum linguiforme'' Copel. = '' Dendroconche linguiforme'' *''Microsorum membranaceum'' (D.Don) Ching = '' Bosmania membranacea'' *''Microsorum pappei'' (Mett.) Tardieu = ''

Neolepisorus pappei ''Neolepisorus'' is a genus of ferns in the family Polypodiaceae, subfamily Microsoroideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). Taxonomy ''Neolepisorus'' was first described by Ren-Chang Ching in ...

'' *''Microsorum varians'' (Mett.) Hennipman & Hett. = '' Dendroconche varians'' *''Microsorum zippelii'' Ching = ''

Neolepisorus zippelii ''Neolepisorus'' is a genus of ferns in the family Polypodiaceae, subfamily Microsoroideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). Taxonomy ''Neolepisorus'' was first described by Ren-Chang Ching in ...

References

Bibliography

* D.J. Mabberley. 2008. ''Mabberley's plant-book: a portable dictionary of plants, their classification and uses'', third edition, revised, Cambridge University Press, , , 1021 pages {{Taxonbar, from=Q1763578 Polypodiaceae Fern genera