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Alsophila cunninghamii

Alsophila cunninghamii, synonym Cyathea cunninghamii,[1] also known as the gully tree fern and slender tree fern, is a species of tree fern indigenous to New Zealand[2] including North Island (type locality), South Island and Chatham Islands; also to Victoria, possibly New South Wales, southeastern Queensland and Tasmania in Australia.[3]: 36  It grows in damp forest, often emerging from stream gullies and riverbanks. Brownsey[2]: 103  noted that it has a lower tolerance for drought than other related species. The erect trunk may be 20 m tall and is usually 6–15 cm in diameter, occasionally as much as 20 cm. Fronds are tri- to tetrapinnate and 3 m or more in length. The rachis and stipe are slender, black brown, warty and covered with brown scales. Sori occur along each side of the pinnule midvein and are covered by hood-like indusia. A. cunninghamii is an uncommon and slow-growing tree fern.

Alsophila cunninghamii
Rare (NCA)
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Cyatheales
Family: Cyatheaceae
Genus: Alsophila
Species:
A. cunninghamii
Binomial name
Alsophila cunninghamii
(Hook.f.) R.M.Tryon[1]
Synonyms[1]
  • Cyathea boylei F.Muell.
  • Cyathea cunninghamii Hook.f.

Plants from New Caledonia known as Alsophila stelligera may represent the same species.[4]: 118 

In the wild, A. cunninghamii hybridises with Alsophila australis to form the fertile hybrid Alsophila × marcescens.[2][3]: 38 [4]

To do well in cultivation, A. cunninghamii requires moisture. Rich humus is a good growing medium. Plants should be protected from the wind.

The specific epithet cunninghamii commemorates Allan Cunningham (1791-1839), a botanist who traveled widely in Australia and New Zealand.

References edit

  1. ^ a b c Hassler, Michael & Schmitt, Bernd (June 2019). "Alsophila cunninghamii". . Vol. 8. Archived from the original on 2 September 2017. Retrieved 26 August 2019.
  2. ^ a b c Brownsey, P.J. (1979). "Cyathea cunninghamii in New Zealand". New Zealand Journal of Botany. 17 (1): 97–107. doi:10.1080/0028825X.1979.10425162.
  3. ^ a b Jones, D.L.; Clemesha, S.C. (1980). Australian ferns and fern allies. Frenchs Forest NSW: Reed Books. ISBN 0589502654.
  4. ^ a b Large, Mark F.; Braggins, John E. (2004). Tree Ferns. Melbourne: CSIRO Publishing. ISBN 0643090762.

External links edit

  • Cyathea cunninghamii 22 March 2011 at the Wayback Machine
  • Cyathea cunninghamii Hook.f.
  • Cyathea cunninghamii "Slender Treefern"

alsophila, cunninghamii, synonym, cyathea, cunninghamii, also, known, gully, tree, fern, slender, tree, fern, species, tree, fern, indigenous, zealand, including, north, island, type, locality, south, island, chatham, islands, also, victoria, possibly, south, . Alsophila cunninghamii synonym Cyathea cunninghamii 1 also known as the gully tree fern and slender tree fern is a species of tree fern indigenous to New Zealand 2 including North Island type locality South Island and Chatham Islands also to Victoria possibly New South Wales southeastern Queensland and Tasmania in Australia 3 36 It grows in damp forest often emerging from stream gullies and riverbanks Brownsey 2 103 noted that it has a lower tolerance for drought than other related species The erect trunk may be 20 m tall and is usually 6 15 cm in diameter occasionally as much as 20 cm Fronds are tri to tetrapinnate and 3 m or more in length The rachis and stipe are slender black brown warty and covered with brown scales Sori occur along each side of the pinnule midvein and are covered by hood like indusia A cunninghamii is an uncommon and slow growing tree fern Alsophila cunninghamiiConservation statusRare NCA Scientific classificationKingdom PlantaeClade TracheophytesDivision PolypodiophytaClass PolypodiopsidaOrder CyathealesFamily CyatheaceaeGenus AlsophilaSpecies A cunninghamiiBinomial nameAlsophila cunninghamii Hook f R M Tryon 1 Synonyms 1 Cyathea boylei F Muell Cyathea cunninghamii Hook f Plants from New Caledonia known as Alsophila stelligera may represent the same species 4 118 In the wild A cunninghamii hybridises with Alsophila australis to form the fertile hybrid Alsophila marcescens 2 3 38 4 To do well in cultivation A cunninghamii requires moisture Rich humus is a good growing medium Plants should be protected from the wind The specific epithet cunninghamii commemorates Allan Cunningham 1791 1839 a botanist who traveled widely in Australia and New Zealand References edit a b c Hassler Michael amp Schmitt Bernd June 2019 Alsophila cunninghamii Checklist of Ferns and Lycophytes of the World Vol 8 Archived from the original on 2 September 2017 Retrieved 26 August 2019 a b c Brownsey P J 1979 Cyathea cunninghamii in New Zealand New Zealand Journal of Botany 17 1 97 107 doi 10 1080 0028825X 1979 10425162 a b Jones D L Clemesha S C 1980 Australian ferns and fern allies Frenchs Forest NSW Reed Books ISBN 0589502654 a b Large Mark F Braggins John E 2004 Tree Ferns Melbourne CSIRO Publishing ISBN 0643090762 External links editCyathea cunninghamii Archived 22 March 2011 at the Wayback Machine Cyathea cunninghamii Hook f Cyathea cunninghamii Slender Treefern Cyathea cunninghamii Retrieved from https en wikipedia org w index php title Alsophila cunninghamii amp oldid 1171279839, wikipedia, wiki, book, books, library,

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