Encephalartos pterogonus
Encephalartos pterogonus | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Gymnospermae |
Division: | Cycadophyta |
Class: | Cycadopsida |
Order: | Cycadales |
Family: | Zamiaceae |
Genus: | Encephalartos |
Species: | E. pterogonus
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Binomial name | |
Encephalartos pterogonus R.A.Dyer & I.Verd. 2010
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Encephalartos pterogonus is a species of cycad that is native to Mount Mruwere (Monte Urueri) and adjacent mountains in the Manica province of Mozambique.[1]
Description
It is a cycad with an erect stem, up to 1.5 m tall and with a diameter of about 40 cm, sometimes with secondary stems that originate from suckers that arise at the base of the main stem.
The leaves, pinnate, 1.2-1.5 m long, are arranged in a crown at the apex of the stem and are supported by a 4-8 cm long petiole; each leaf is composed of several pairs of dark green lanceolate leaflets, on average 15-18 cm long.
It is a dioecious species with male specimens showing 1-3 cones, spindle-shaped, 30–38 cm long and 10–11 cm broad, pedunculated, and female specimens with 2-3 coarsely cylindrical cones, 35–40 cm long and with a diameter of 16-18 cm, bright green.
The seeds are coarsely ovoid, 28–35 mm long, covered with an orange-red sarcotesta when ripe.[2]
References
- ^ a b "Encephalartos pterogonus in Redlist". IUCN Red List of Threatened Species.
- ^ "Encephalartos pterogonus". PlantNET Home Page - National Herbarium of New South Wales. Retrieved 2019-09-17.
External links
- Media related to Encephalartos pterogonus at Wikimedia Commons
- Data related to Encephalartos pterogonus at Wikispecies