Encephalartos delucanus
Encephalartos delucanus is a species of cycad in Africa.
| Encephalartos delucanus | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Gymnosperms |
| Division: | Cycadophyta |
| Class: | Cycadopsida |
| Order: | Cycadales |
| Family: | Zamiaceae |
| Genus: | Encephalartos |
| Species: | E. delucanus |
| Binomial name | |
| Encephalartos delucanus Malaisse, Sclavo & Crosiers | |
Description
It is an acaule plant, with a stem 12 cm high and 10–20 cm in diameter, covered with densely tomentose cataphyllans. The leaves are 50–65 cm long and are composed of 25-35 pairs of leathery leaflets arranged on the spine alternately, reduced to thorns towards the base of the petiole, tomentose on the dorsal side and glabrous on the ventral side. It is a dioecious species, of which only male specimens have been described. They possess 1 or rarely 2 cylindrical cones, 10–20 cm long and 2–3 cm broad, green in color.[2]
Habitat
It is found only in the Rukwa Region of western Tanzania. Populations are found in:[3]
- Mpanda area
- near Mount Kasima
- Mount Sitebi
- Lugala Hills
References
- Donaldson, J.S. (2010). "Encephalartos delucanus". IUCN Red List of Threatened Species. 2010: e.T41914A10593284. doi:10.2305/IUCN.UK.2010-3.RLTS.T41914A10593284.en. Retrieved 20 November 2021.
- "Encephalartos delucanus". PlantNET Home Page - National Herbarium of New South Wales. Retrieved 2019-09-17.
- Donaldson, J.S. (2010). "Encephalartos delucanus". IUCN Red List of Threatened Species. 2010: e.T41914A10593284. doi:10.2305/IUCN.UK.2010-3.RLTS.T41914A10593284.en. Retrieved 11 January 2020.
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