Sphaeropteris robusta

Sphaeropteris robusta
Young plant in the Jardin des Plantes in Paris
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Cyatheales
Family: Cyatheaceae
Genus: Sphaeropteris
Species:
S. robusta
Binomial name
Sphaeropteris robusta
(C.Moore ex Watts) R.M Tryon[1]
Synonyms[1]
  • Alsophila robusta C.Moore ex Watts
  • Cyathea robusta (C.Moore ex Maiden) Holttum
  • Alsophila robusta var. norfolkiana Laing

Sphaeropteris robusta, synonym Cyathea robusta,[1][2] is a fern in the family Cyatheaceae. The specific epithet alludes to its robust habit.[3]

Description

Trunk with stipes and young frond croziers

The plant is a treefern with a trunk growing up to 5 m in height; the stipe bases are variably persistent, with the lower trunk often clear with roundish scars.[3]

Distribution and habitat

The fern is endemic to Australia’s subtropical Lord Howe Island in the Tasman Sea, where it has a scattered distribution through the southern mountains of the island at low to medium elevations.[3] It is widespread in cultivation outside its natural range.

References

  1. ^ a b c Hassler, Michael & Schmitt, Bernd (June 2019). "Sphaeropteris robusta". Checklist of Ferns and Lycophytes of the World. Vol. 8. Retrieved 2019-08-23.
  2. ^ "Sphaeropteris robusta (Bojer ex Wall.) R.M.Tryon". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 2019-08-23.
  3. ^ a b c "Cyathea robusta". Flora of Australia Online. Australian Biological Resources Study (ABRS). Retrieved 2014-01-29. Data derived from Flora of Australia 49 (1994).{{cite web}}: CS1 maint: postscript (link)


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