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Gymnosphaera acrostichoides

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Gymnosphaera acrostichoides
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Cyatheales
Family: Cyatheaceae
Genus: Gymnosphaera
Species:
G. acrostichoides
Binomial name
Gymnosphaera acrostichoides
(Alderw.) S.Y.Dong[2]
Synonyms[2]
  • Alsophila acrostichoides Alderw.
  • Cyathea acrostichoides (Alderw.) Domin

Gymnosphaera acrostichoides is a species of tree fern found in forests of eastern Indonesia and Papua New Guinea.

Description

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The trunk is erect and usually 1 to 3 metres (3.3 to 9.8 ft) tall. Fronds are bipinnate and 1 to 2 metres (3.3 to 6.6 ft) long. The stipe is slender and covered with spines. It is sparsely covered with medium brown scales. Sori cover most of the underside of fertile pinnules. G. acrostichoides lacks indusia.[3]

Distribution and habitat

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Gymnosphaera acrostichoides is native to the Maluku Islands and New Guinea, where it grows in forest and disturbed sites at an elevation of 60 to 1,830 metres (200 to 6,000 ft).[1]

References

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  1. ^ a b Williams, E. (2018). "Gymnosphaera acrostichoides". IUCN Red List of Threatened Species. 2018: e.T122228053A122261233. Retrieved January 22, 2023.
  2. ^ a b Hassler, Michael (19 January 2023). "Gymnosphaera acrostichoides". Checklist of Ferns and Lycophytes of the World. 14.1. Retrieved January 21, 2023.
  3. ^ Large, Mark F. & Braggins, John E. (2004). Tree Ferns. Timber Press. p. 88. ISBN 978-0-88192-630-9.