Species of fern
| Cyathea holdridgeana | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Cyatheales |
| Family: | Cyatheaceae |
| Genus: | Cyathea |
| Species: | C. holdridgeana |
| Binomial name | |
| Cyathea holdridgeana Nisman & L.D.Gómez | |
| Synonyms | |
| |
Cyathea holdridgeana, synonym Cyathea albomarginata, is a species of tree fern native to Panamá and Costa Rica. It grows in wet forests at elevations of 2400–2800 m, considerably higher than most other tree ferns of Central America.
Cyathea holdridgeana is a small tree with a trunk up to 50 cm tall. Petiole purplish-brown with white margins, scaly but not spiny; scales (= modified appendages attached to the margins of the petioles) bicolored, dark purple in the center but white along the margins; dead scales appearing totally white. Leaves bipinnate; pinnulae 10–12 cm long
References
- ^ Hassler, Michael (2004–2021), "Genus Cyathea J.E.Sm.", World Ferns. Synonymic Checklist and Distribution of Ferns and Lycophytes of the World. Version 12.3, retrieved 25 July 2021
- Moran, R.C. (1991), "Eight new species of tree ferns (Cyathea, Cyatheaceae) from the American tropics and three new combinations", Novon, 1 (2): 88–104, retrieved 25 July 2021
- Davidse, G., M. Sousa Sánchez & S. Knapp. 1995. Psilotaceae a Salviniaceae. 1: i–xxi, 1–470. In G. Davidse, M. Sousa Sánchez & A.O. Chater (eds.) Flora Mesoamericana. Universidad Nacional Autónoma de México, México, D. F.
- Correa A., M.D., C. Galdames & M. Stapf. 2004. Catálogo de las Plantas Vasculares de Panamá 1–599. Smithsonian Tropical Research Institute, Panama.
- photo of holotype of Cyathea albomarginata at Missouri Botanical Garden
| Taxon identifiers | |
|---|---|
| Cyathea albomarginata | |
 | This Cyatheales-related article is a stub. You can help Misplaced Pages by expanding it. |