Gymnosphaera acrostichoides is a species of tree fern found in forests of eastern Indonesia and Papua New Guinea.
| Gymnosphaera acrostichoides | |
|---|---|
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Cyatheales |
| Family: | Cyatheaceae |
| Genus: | Gymnosphaera |
| Species: | G. acrostichoides
|
| Binomial name | |
| Gymnosphaera acrostichoides | |
| Synonyms[2] | |
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Description edit
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 edit
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 edit
- ^ a b Williams, E. (2018). "Gymnosphaera acrostichoides". IUCN Red List of Threatened Species. 2018: e.T122228053A122261233. Retrieved January 22, 2023.
- ^ a b Hassler, Michael (19 January 2023). "Gymnosphaera acrostichoides". Checklist of Ferns and Lycophytes of the World. 14.1. Retrieved January 21, 2023.
- ^ Large, Mark F. & Braggins, John E. (2004). Tree Ferns. Timber Press. p. 88. ISBN 978-0-88192-630-9.
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