SimplePlant

Dryopteridaceae

Iron fern

Rumohra adiantiformis (G.Forst.) Ching

Family
Dryopteridaceae
Genus
Rumohra

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Iron fern: Rumohra adiantiformis (fronds). Location: Maui, Kula Ace Hardware and Nursery
Photo: Forest & Kim Starr, CC BY 3.0, from Wikimedia Commons

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Common names

By language (5)
Afrikaans
Seweweeksvaring
Chinese
革叶蕨, 汝蕨
English
Iron fern, Climbing shield fern
Māori
Karuwhai
Persian
سرخس چرمی

Synonyms

  • Aspidium adiantiforme Cheeseman
  • Aspidium calyptratum Desv.
  • Aspidium capense Willd.
  • Aspidium clypeolarium Desv.
  • Aspidium coriaceum (Sw.) Sw.
  • Aspidium cumingianum (C.Presl) J.W.Sturm
  • Aspidium cunninghamianum Colenso
  • Aspidium cunninghamii Colenso
  • Aspidium discolor Langsd. & Fisch.
  • Aspidium duriusculum (C.Presl) J.W.Sturm
  • Aspidium ferrugineum Sw.
  • Aspidium orientale Desv.
  • Aspidium politum Desv.
  • Aspidium remotum A.Braun
  • Dryopteris adiantiformis (G.Forst.) Kuntze
  • Dryopteris capensis Kuntze
  • Dryopteris discophora Rosenst.
  • Dryopteris thomassetii (Wright) C.Chr.
  • Hypopeltis coriacea Bory
  • Lastrea adiantiformis (G.Forst.) Vareschi
  • Lastrea aspidioides (Raddi) C.Presl
  • Nephrodium duriusculum C.Presl
  • Polypodium adianthoides Burm.f.
  • Polypodium adiantiforme G.Forst.
  • Polypodium argentatum Jacq.
  • Polypodium berteroanum Spreng.
  • Polypodium calyptratum Thouars
  • Polypodium coriaceum Sw.
  • Polypodium politum Poir.
  • Polypodium thomassetii C.H.Wright
  • Polystichum adiantiforme (Forst.) J.Sm.
  • Polystichum coriaceum Schott
  • Polystichum coriaceum var. acuminatum Fée
  • Polystichum coriaceum var. callochlamys Fée
  • Polystichum coriaceum var. platychlamys Fée
  • Polystichum cumingianum C.Presl
  • Polystichum duriusculum C.Presl
  • Polystichum macroporum J.Sm.
  • Polystichum remotum Fée
  • Rumohra aspidioides Raddi

and 4 more.

Characteristics

Growth habit
Forb/herb
Lifespan
Perennial
In the US and Canada
Lower 48 states: native, Puerto Rico: native

Photos

More in Rumohra

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.