''Rumohra'' 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 ...

of ferns 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 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

frond A frond is a large, divided leaf. In both common usage and botanical nomenclature, the leaves of ferns are referred to as fronds and some botanists restrict the term to this group. Other botanists allow the term frond to also apply to the lar ...

s of species within this genus contain round sori (reproductive clusters) on the underside of the

pinnae Pinna may refer to: Biology * Pinna (anatomy), or auricle, the outer part of the ear * ''Pinna'' (bivalve), a genus of molluscs * Pinna (botany), a primary segment of a compound leaf People Surname * Christophe Pinna (born 1968), French marti ...

(leaflets) unlike many other ferns which have separate specialized reproductive fronds. Many of the sori have

peltate The following terms are used to describe leaf plant morphology, morphology in the description and taxonomy (biology), taxonomy of plants. Leaves may be simple (that is, the leaf blade or 'lamina' is undivided) or compound (that is, the leaf blade ...

indusia and have prominent scales on the stipes of the fronds. Species have a wide distribution; for example, ''

Rumohra adiantiformis ''Rumohra adiantiformis'', the leather fern or leatherleaf fern,Gilman, E. F''Rumohra adiantiformis''.Fact Sheet FPS-515. University of Florida Cooperative Extension, IFAS. 1999. is a species of fern in the wood fern family Dryopteridaceae. It ha ...

'' is found in the

Old World The "Old World" () is a term for Afro-Eurasia coined by Europeans after 1493, when they became aware of the existence of the Americas. It is used to contrast the continents of Africa, Europe, and Asia in the Eastern Hemisphere, previously ...

as well as the

New World The term "New World" is used to describe the majority of lands of Earth's Western Hemisphere, particularly the Americas, and sometimes Oceania."America." ''The Oxford Companion to the English Language'' (). McArthur, Tom, ed., 1992. New York: ...

, including such diverse places as the Galapagos Islands and New Zealand.

Species

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

'' (G.Forst.) Ching *''

Rumohra berteroana ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round sori (reproductive clusters) o ...

'' (Colla) R.R.Rodriguez *''

Rumohra glandulosa ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round sori (reproductive clusters) o ...

'' Tardieu *''

Rumohra glandulosissima ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round sori (reproductive clusters) o ...

'' Sundue & J.Prado *''

Rumohra humbertii ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round sori (reproductive clusters) o ...

'' Tardieu *''

Rumohra linearisquamata ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round sori (reproductive clusters) o ...

'' Rakotondr. *''

Rumohra lokohensis ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round sori (reproductive clusters) o ...

'' Tardieu *''

Rumohra madagascarica ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round sori (reproductive clusters) o ...

'' (Bonap.) Tardieu *''

Rumohra quadrangularis ''Rumohra'' is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The fronds of species within this genus contain round Sorus, sori (reproductive clust ...

'' (Fée) Brade

References

Dryopteridaceae Fern genera {{Dryopteridaceae-stub