''Microsorum'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

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

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

, 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 (PPG) is an informal international group of systematic botanists who collaborate to establish on the classification of pteridophytes ( lycophytes and ferns) that reflects knowledge about plant relationships discove ...

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 Shoot (botany), shoots from its Node (botany), nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from ...

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 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 ...

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

clade In biology, a clade (), also known as a Monophyly, monophyletic group or natural group, is a group of organisms that is composed of a common ancestor and all of its descendants. Clades are the fundamental unit of cladistics, a modern approach t ...

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 ''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 ...

'' Noot. *'' Microsorum australiense'' (Bailey) Bostock *'' Microsorum baithoense'' V.N.Tu *'' Microsorum biseriatum'' (Bosman) Noot. *'' Microsorum cinctum'' Bosman *'' Microsorum commutatum'' (Blume) Copel. *''

Microsorum congregatifolium ''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 ...

'' (Alderw.) Holttum *''

Microsorum cromwellii ''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 ...

'' (Rosenst.) Copel. *''

Microsorum cuspidatum ''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 ...

'' (D. Don) Tagawa *''

Microsorum egregium ''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 ...

'' (Brause) Bosman *''

Microsorum glossophyllum ''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 ...

'' (Copel.) Copel. *''

Microsorum griseorhizoma ''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 ...

'' Gilli *''

Microsorum grossum ''Microsorum grossum'' is a fern in the family Polypodiaceae. Found in tropical areas of Australia and Oceania Oceania ( , ) is a region, geographical region including Australasia, Melanesia, Micronesia, and Polynesia. Outside of the ...

'' (Langsd. & Fisch.) S. B. Andrews *''

Microsorum hainanense ''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 ...

'' Noot. *'' Microsorum heterocarpum'' (Blume) Ching *'' Microsorum heterolobum'' (C.Chr.) Copel. *'' Microsorum krayanense'' M.Kato, Darnaedi & K.Iwats. *'' Microsorum longissimum'' 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 ''Microsorum punctatum'' is a fern from the subfamily Microsoroideae commonly called the fish-tail fern, climbing bird's nest fern, dwarf elkhorn fern, or wart fern. It has been used in traditional medicine. Description Like other members of s ...

'' (L.) Copel. *'' Microsorum rampans'' (Baker) Parris *'' Microsorum rubidum'' (Kunze) Copel. *'' Microsorum samarense'' (J.Sm.) Bosman *'' Microsorum sarawakense'' (Baker) Holttum *'' Microsorum scolopendria'' (Burm. fil.) Copel. *'' Microsorum siamense'' Boonkerd *'' Microsorum sibomense'' (Rosenst.) Copel. *'' Microsorum sopuense'' Bosman *''

Microsorum spectrum ''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 ...

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

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 {{Authority control Polypodiaceae Fern genera