Alsophila dimorpha
Alsophila dimorpha, synonym Cyathea dimorpha,[1] is a species of tree fern native to central and southeastern Sulawesi, where it grows at an altitude of 120–1700 m. The trunk is erect and 3–4 m tall. Fronds are pinnate to bipinnate and up to 2 m long. Fertile pinnules are reduced in size. The stipe is short and bears basal scales. The scales are narrow, glossy, dark and have pale edges. Indusia are absent.[2]
| Alsophila dimorpha | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Class: | Polypodiopsida |
| Order: | Cyatheales |
| Family: | Cyatheaceae |
| Genus: | Alsophila |
| Species: | A. dimorpha |
| Binomial name | |
| Alsophila dimorpha Christ[1] | |
| Synonyms[1] | |
| |
The specific epithet dimorpha refers to the strong morphological differences between fertile and sterile pinnules. Sterile pinnules are larger, while fertile pinnules are narrow, reduced and lobed.[2]
References
- Hassler, Michael & Schmitt, Bernd (June 2019). "Alsophila dimorpha". Checklist of Ferns and Lycophytes of the World. Retrieved 2019-09-14.
- Large, Mark F. & Braggins, John E. (2004). Tree Ferns. Timber Press. p. 124. ISBN 978-0-88192-630-9.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.