''Olfersia'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

fern A fern (Polypodiopsida or Polypodiophyta ) is a member of a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. The polypodiophytes include all living pteridophytes except t ...

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

Polybotryoideae Polybotryoideae is a subfamily of the fern family Dryopteridaceae. Genera The Pteridophyte Phylogeny Group classification of 2016 (PPG I) accepts the following genera: * '' Cyclodium'' C.Presl * ''Maxonia ''Maxonia'' is a genus of ferns in ...

, in 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). They are found in Mexico and parts of South America. The genus name of ''Olfersia'' is in honour of Ignaz Franz Werner Maria von Olfers (1793–1871), who was a German naturalist,

historian A historian is a person who studies and writes about the past and is regarded as an authority on it. Historians are concerned with the continuous, methodical narrative and research of past events as relating to the human race; as well as the stu ...

and

diplomat A diplomat (from grc, δίπλωμα; romanized ''diploma'') is a person appointed by a state or an intergovernmental institution such as the United Nations or the European Union to conduct diplomacy with one or more other states or internati ...

. The genus was

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 ...

Giuseppe Raddi Giuseppe Raddi (9 July 1770 in Florence, Italy – 6 September 1829 the island of Rhodes) was an Italian botanist and curator at the Museum of Natural History of Florence. He was among the first Europeans to explore and document the flora of South ...

in Opusc. Sci. vol.3 on page 283 in 1819.

Species

, the ''Checklist of Ferns and Lycophytes of the World'' accepted the following species: *''

Olfersia alata ''Olfersia'' is the scientific name of two genera of organisms and may refer to: * ''Olfersia'' (fly), a genus of insects in the family Hippoboscidae * ''Olfersia'' (plant), a genus of insects in the family Dryopteridaceae {{Genus disambigu ...

'' C.Sánchez & Caluff *''

Olfersia cervina ''Olfersia'' is the scientific name of two genera of organisms and may refer to: * ''Olfersia'' (fly), a genus of insects in the family Hippoboscidae * ''Olfersia'' (plant), a genus of insects in the family Dryopteridaceae {{Genus disambigu ...

'' (L.) Kunze *''

Olfersia macrostegia ''Olfersia'' is the scientific name of two genera of organisms and may refer to: * ''Olfersia'' (fly), a genus of insects in the family Hippoboscidae * ''Olfersia'' (plant), a genus of insects in the family Dryopteridaceae {{Genus disambigu ...

'' (Hook.) comb. ined. *''

Olfersia ochropteroides ''Olfersia'' is the scientific name of two genera of organisms and may refer to: * ''Olfersia'' (fly), a genus of insects in the family Hippoboscidae * ''Olfersia'' (plant), a genus of insects in the family Dryopteridaceae {{Genus disambigu ...

'' (Baker) comb. ined. ,

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 ...

only accepts ''Olfersia alata'' and ''Olfersia cervina''

Native

They are found in Belize, Bolivia, Brazil, Colombia, Costa Rica, Cuba, Dominican Republic, Ecuador, French Guiana, Guatemala, Guyana, Haiti, Honduras, Jamaica, Leeward Islands, Mexico, Nicaragua, Panamá, Peru, Puerto Rico, Suriname, Venezuela, Venezuelan Antilles and the Windward Islands.

References

Dryopteridaceae Fern genera Flora of Mexico Flora of Central America Flora of the Caribbean Flora of northern South America Flora of western South America Flora of Brazil {{Dryopteridaceae-stub