Encephalartos hildebrandtii
Encephalartos hildebrandtii | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
(unranked): | Gymnosperms |
Division: | Cycadophyta |
Class: | Cycadopsida |
Order: | Cycadales |
Family: | Zamiaceae |
Genus: | Encephalartos |
Species: | E. hildebrandtii
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Binomial name | |
Encephalartos hildebrandtii A.Braun & C.D.Bouché
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Encephalartos hildebrandtii is a species of cycad in the Zamiaceae family.[2] It is native to Kenya and Tanzania at elevations of 0 to 600 meters.[3]
Description[]
These plants have an erect stem, without branches, about 6 meters high and 30 cm in diameter, covered with linear cataphyll, covered with a thick yellowish hairs.[4]
The leaves, arranged in a crown at the apex of the stem, supported by a tomentose petiole 1–7 cm long, are 200–300 cm long and are composed of numerous lanceolate leaflets, 20–26 cm long, 28–36 mm wide, arranged on the spine at 45-80°; the basal leaflets are reduced to thorns.
It is a dioecious species, with male specimens having 1-7 cylindrical-fusiform cones, sessile, green or yellow in color, 20–50 cm long and 5–9 cm in diameter, with large, rhombic-shaped microsporophylls, and specimens feminine that hold from 1 to 4 cylindrical cones, of yellow color, 28–60 cm long and 15–25 cm broad, with rhomboid macrosporophylls.
The seeds have an oblong shape, are 28–60 mm long, 15–25 cm in diameter and are covered by a yellow-to-red color sarcotesta.
Gallery[]
Cone
Trunk
Leaves
References[]
- ^ Eastern Arc Mountains.; Coastal Forests CEPF Plant Assessment Project.; Bösenberg, J.D. (2010). "Encephalartos hildebrandtii". IUCN Red List of Threatened Species. 2010: e.T41931A10603165. doi:10.2305/IUCN.UK.2010-3.RLTS.T41931A10603165.en. Retrieved 19 November 2021.
- ^ "Encephalartos hildebrandtii A.Braun & C.D.Bouché". Plants of the World Online. The Trustees of the Royal Botanic Gardens, Kew. n.d. Retrieved September 25, 2020.
- ^ "Encephalartos hildebrandtii in Tropicos".
- ^ "Encephalartos hildebrandtii". PlantNET Home Page - National Herbarium of New South Wales. Retrieved 2019-09-17.
External links[]
- Media related to Encephalartos hildebrandtii at Wikimedia Commons
- Data related to Encephalartos hildebrandtii at Wikispecies
- IUCN Red List near threatened species
- Encephalartos
- Plants described in 1874
- Taxa named by Alexander Braun
- Cycad stubs