Adiantum (), the maidenhair fern (not to be confused with the similar-looking maidenhair spleenwort fern), is a genus of about 250 species of ferns in the subfamily Vittarioideae of the family Pteridaceae,

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List of species

243 species are accepted.

  • Adiantum abscissum
  • Adiantum acrolobum
  • Adiantum adiantoides
  • Adiantum aethiopicum – common maidenhair, true maidenhair
  • Adiantum × ailaoshanense
  • Adiantum alan-smithii
  • Adiantum alarconianum
  • Adiantum aleuticum – Aleutian maidenhair, western five-fingered Fern
  • Adiantum alleniae
  • Adiantum alomae
  • Adiantum amblyopteridium
  • Adiantum amplum
  • Adiantum anceps – double edge maidenhair
  • Adiantum andicola
  • Adiantum aneitense
  • Adiantum aquismonense
  • Adiantum argutum
  • Adiantum atroviride
  • Adiantum balfourii
  • Adiantum bellum – Bermuda maidenhair
  • Adiantum bessoniae
  • Adiantum blumenavense
  • Adiantum braunii
  • Adiantum cajennense
  • Adiantum calcareum
  • Adiantum camptorachis
  • Adiantum capillatum
  • Adiantum capillus-junonis
  • Adiantum capillus-veneris – black maidenhair, southern maidenhair, Venus' hair
  • Adiantum caribense
  • Adiantum caryotideum
  • Adiantum caudatum – walking maidenhair, tailed maidenhair, trailing maidenhair
  • Adiantum celebicum
  • Adiantum chienii
  • Adiantum chilense
  • Adiantum ciliatum
  • Adiantum cinnamomeum
  • Adiantum comoroense
  • Adiantum concinnum – polished maidenhair, brittle maidenhair
  • Adiantum confine
  • Adiantum cordatum
  • Adiantum cremersii
  • Adiantum crespianum
  • Adiantum cunninghamii
  • Adiantum cupreum
  • Adiantum curvatum
  • Adiantum davidii
  • Adiantum dawsonii
  • Adiantum decipiens
  • Adiantum decoratum
  • Adiantum deflectens
  • Adiantum delicatulum
  • Adiantum deltoideum
  • Adiantum dentatum
  • Adiantum diaphanum – filmy maidenhair, small maidenhair.
  • Adiantum digitatum
  • Adiantum dioganum
  • Adiantum diphyllum
  • Adiantum discolor
  • Adiantum dissimulatum
  • Adiantum dolosum
  • Adiantum edgeworthii
  • Adiantum elegantulum
  • Adiantum erylliae
  • Adiantum erythrochlamys
  • Adiantum excisum – Chilean maidenhair
  • Adiantum feei
  • Adiantum fengianum
  • Adiantum filiforme
  • Adiantum flabellulatum
  • Adiantum flabellum
  • Adiantum formosanum
  • Adiantum formosum – giant maidenhair, Australian maidenhair
  • Adiantum forzzanum
  • Adiantum fournieri
  • Adiantum fragile – fragile maidenhair
  • Adiantum fragiliforme
  • Adiantum fructuosum
  • Adiantum fuliginosum
  • Adiantum fulvum
  • Adiantum galeottianum
  • Adiantum gertrudis
  • Adiantum giganteum
  • Adiantum gingkoides
  • Adiantum glabrum
  • Adiantum glaucescens
  • Adiantum gomphophyllum
  • Adiantum gracile
  • Adiantum granvilleanum
  • Adiantum gravesii
  • Adiantum grossum
  • Adiantum henslovianum
  • Adiantum hirsutum
  • Adiantum hispidulum – rough maidenhair, rosy maidenhair
  • Adiantum hollandiae
  • Adiantum hornei
  • Adiantum hosei
  • Adiantum humile
  • Adiantum imbricatum
  • Adiantum incertum
  • Adiantum incisum
  • Adiantum induratum
  • Adiantum intermedium
  • Adiantum isthmicum
  • Adiantum × janzenianum
  • Adiantum japonicum
  • Adiantum jordanii – California maidenhair
  • Adiantum juxtapositum
  • Adiantum kendalii
  • Adiantum kingii
  • Adiantum klossii
  • Adiantum krameri
  • Adiantum lamrianum
  • Adiantum latifolium – broadleaf maidenhair
  • Adiantum latipinnulum
  • Adiantum leprieurii
  • †Adiantum lianxianense
  • Adiantum lindsaeoides
  • Adiantum lobatum
  • Adiantum longzhouensis
  • Adiantum lorentzii
  • Adiantum lucidum
  • Adiantum macrocladum
  • Adiantum macrophyllum – largeleaf maidenhair
  • Adiantum madagascariense
  • Adiantum malesianum
  • Adiantum mariesii
  • Adiantum mariposatum
  • Adiantum mathewsianum
  • Adiantum matogrossense
  • Adiantum mcvaughii
  • Adiantum × meishanianum
  • Adiantum melanoleucum – fragrant maidenhair
  • Adiantum membranifolium
  • Adiantum mendoncae
  • Adiantum menglianense
  • Adiantum mindanaoense.
  • Adiantum monochlamys
  • Adiantum monosorum
  • Adiantum moorei
  • Adiantum × moranii
  • Adiantum multisorum
  • Adiantum myriosorum
  • Adiantum nelumboides
  • Adiantum neoguineense
  • Adiantum nodosum
  • Adiantum novae-caledoniae
  • Adiantum nudum
  • Adiantum oatesii
  • Adiantum oaxacanum
  • Adiantum obliquum – oblique maidenhair
  • Adiantum obovatum
  • Adiantum ogasawarense
  • Adiantum olivaceum
  • Adiantum orbignyanum
  • Adiantum ornithopodum
  • Adiantum ovalescens
  • Adiantum palaoense
  • Adiantum papilio
  • Adiantum papillosum
  • Adiantum paraense
  • Adiantum parishii
  • Adiantum patens
  • Adiantum pearcei
  • Adiantum pectinatum
  • Adiantum pedatum – northern maidenhair, five-fingered fern
  • Adiantum pentadactylon
  • Adiantum peruvianum – silver-dollar fern, Peruvian maidenhair
  • Adiantum petiolatum – stalked maidenhair
  • Adiantum phanerophlebium
  • Adiantum phanomensis
  • Adiantum philippense
  • Adiantum phyllitidis
  • Adiantum platyphyllum
  • Adiantum poeppigianum
  • Adiantum poiretti
  • Adiantum polyphyllum – giant maidenhair
  • Adiantum proliferum
  • Adiantum pseudocajennense
  • Adiantum pseudotinctum
  • Adiantum pulchellum
  • Adiantum pulcherrimum
  • Adiantum pulverulentum – glossy maidenhair
  • Adiantum pumilum
  • Adiantum pyramidale – pyramid maidenhair
  • Adiantum raddianum – delta maidenhair
  • Adiantum rectangulare
  • Adiantum reniforme – lotus-leaved maidenhair fern
  • Adiantum reptans
  • Adiantum rhizophorum
  • Adiantum rhizophytum
  • Adiantum rivulare
  • Adiantum rhizophorum
  • Adiantum roborowskii
  • Adiantum rodriguezii
  • Adiantum rondonii
  • Adiantum ruizianum
  • Adiantum scabrum
  • Adiantum scalare
  • Adiantum schweinfurthii
  • Adiantum seemannii – Seeman's maidenhair
  • Adiantum semiorbiculatum
  • Adiantum sericeum
  • Adiantum serratifolium
  • Adiantum serratodentatum
  • Adiantum shastense
  • Adiantum shepherdii
  • Adiantum siamense
  • Adiantum silvaticum
  • Adiantum soboliferum
  • Adiantum solomonii
  • Adiantum × spurium
  • Adiantum squamulosum
  • Adiantum stenochlamys
  • Adiantum stolzii
  • Adiantum subcordatum – big maidenhair
  • Adiantum subvolubile
  • Adiantum sulphureum
  • Adiantum taiwanianum
  • Adiantum tenerum – fan maidenhair, brittle maidenhair
  • Adiantum terminatum
  • Adiantum tetragonum
  • Adiantum tetraphyllum – fourleaf maidenhair
  • Adiantum thongthamii
  • Adiantum tibeticum
  • Adiantum tinctum
  • Adiantum tomentosum
  • Adiantum × tracyi
  • Adiantum trapeziforme – diamond maidenhair
  • Adiantum trichochlaenum
  • Adiantum tricholepis – fuzzy maidenhair
  • Adiantum trilobum
  • Adiantum tripteris
  • Adiantum tryonii
  • Adiantum tuomistoanum
  • Adiantum urophyllum
  • Adiantum venustum – evergreen maidenhair, Himalayan maidenhair.
  • Adiantum villosissimum
  • Adiantum villosum – woolly maidenhair
  • Adiantum viridimontanum – Green Mountain maidenhair
  • Adiantum viscosum
  • Adiantum vivesii – Puerto Rico maidenhair
  • Adiantum vogelii
  • Adiantum wattii
  • Adiantum weatherbyanum
  • Adiantum wilesianum
  • Adiantum wilsonii – Wilson's maidenhair
  • Adiantum windischii
  • Adiantum zollingeri

Cultivation

Many species are grown in the horticultural trade. There are a number of tropical species, including A. raddianum and A. peruvianum. Both A. pedatum and A. aleuticum are hardy to zone 3, and are by far the most cold-hardy members of the genus. A. venustum is also cold-hardy to zone 5. A. capillus-veneris is hardy to zone 7. Hybrids, such as Adiantum × mairisii, are also popular.

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File:Adiantumhispidulum1web.jpg|Rough Maidenhair Fern (Adiantum hispidulum)

File:Adiantum cunninghamii.jpg|Adiantum cunninghamii showing characteristic inrolled leaf margin containing sori

File:Adiantum lunulatum W IMG_2337.jpg|Adiantum lunulatum in Goa, India.

File:Starr 030807-0142 Adiantum raddianum.jpg|Delta Maidenhair (Adiantum raddianum)

</gallery>

References

  • Germplasm Resources Information Network: Adiantum
  • Flora of North America: Adiantum
  • Flora of China: Adiantum species list