Encephalartos eugene-maraisii
Grassland and savanna in the sandstone hills of the Waterberg Range.·Tree-like·Endangered
Encephalartos eugene-maraisii, commonly known as the Waterberg cycad, is a striking species endemic to the Limpopo province of South Africa. This tree-like cycad is characterized by its bluish or silvery leaves and robust cones, thriving in the grassland and savanna habitats of the Waterberg Range. Unfortunately, its survival is threatened by overcollection.
Key Facts
- ›Endemic to the Limpopo province of South Africa.
- ›Found in the sandstone hills of the Waterberg Range at high elevations.
- ›Features bluish or silvery leaves and prominent keels.
- ›Dioecious, with distinct male and female reproductive cones.
- ›Male cones are spindle-shaped, while female cones are ovoid.
- ›Threatened by overcollection in its natural habitat.
Waterberg Cycad
South Africa
Up To 2.5 m Tall, 30–45 cm Wide
- Bluish or silvery
- 100–150 cm long
- Strong keel
- Leaflets are lanceolate, 15–20 cm long
- Leaflet arrangement is opposite along the rachis at a 45–80° angle
- Leaflet margins are smooth, though lower leaflets may have a single spine
- Male cones: brown, spindle-shaped, 20–40 cm long, 6–8 cm wide, up to three per plant.
- Female cones: ovoid, 30–50 cm long, 16–20 cm in diameter, up to two per plant.
Oblong, 35–40 mm long, Covered with an orange or brown sarcotesta
Overcollection
About Encephalartos eugene-maraisii
Encephalartos eugene-maraisii: The Waterberg Cycad
Encephalartos eugene-maraisii, commonly recognized as the Waterberg cycad, is a distinctive species within the Zamiaceae family, exclusively found in the Limpopo province of South Africa. This cycad is characterized by its tree-like growth habit, reaching heights of up to 2.5 meters with a substantial trunk diameter. Its foliage is a notable feature, displaying bluish or silvery leaves that are long and possess a strong keel, with lanceolate leaflets arranged oppositely along the rachis.
Botanical Description and Habitat
The Waterberg cycad is adapted to the specific environment of the Waterberg Range, growing in sandstone hills at elevations between 1400 and 1500 meters. Its habitat comprises grassland and savanna ecosystems. The species is dioecious, meaning individual plants are either male or female, and they produce prominent reproductive cones. Male cones are spindle-shaped and brown, while the larger female cones are ovoid. The seeds are oblong and encased in a colored sarcotesta, typically orange or brown.
Conservation and Naming
Regrettably, Encephalartos eugene-maraisii is classified as an endangered species, with overcollection posing a significant threat to its wild populations. The species was named in honor of Eugène Marais, a notable South African naturalist, recognizing his contributions to the understanding of the natural world.
Source: Wikipedia ↗
Frequently Asked Questions
What is the common name for Encephalartos eugene-maraisii?
Encephalartos eugene-maraisii is commonly known as the Waterberg cycad. This name likely refers to its native habitat in the Waterberg Range.
Where is Encephalartos eugene-maraisii found naturally?
This species is endemic to South Africa, specifically limited to the Limpopo province. It grows in the sandstone hills of the Waterberg Range.
What are the distinguishing features of Encephalartos eugene-maraisii's leaves?
The leaves of Encephalartos eugene-maraisii are typically bluish or silvery in color and can reach lengths of 100–150 cm. They possess a strong keel, and the lanceolate leaflets are arranged oppositely along the rachis.
Describe the reproductive cones of Encephalartos eugene-maraisii.
This species is dioecious, meaning it has separate male and female plants. The male cones are brown, spindle-shaped, and measure 20–40 cm long, while the female cones are ovoid, larger at 30–50 cm long and 16–20 cm in diameter.
What is the conservation status of Encephalartos eugene-maraisii?
Encephalartos eugene-maraisii is considered an endangered species. The primary threat to its survival in the wild is overcollection.
What is the typical habitat of the Waterberg cycad?
The Waterberg cycad thrives in grassland and savanna environments. It is found specifically in the sandstone hills of the Waterberg Range, at elevations between 1400 and 1500 meters.
Related Cycad species
Encephalartos nubimontanus
Encephalartos nubimontanus is a striking cycad species native to Limpopo, South Africa. It exhibits a tree-like growth habit, with a substantial stem that can reach up to 2.5 meters in height. The species is distinguished by its large, pinnate leaves and is dioecious, with male and female plants producing distinct cones.
Encephalartos concinnus
Encephalartos concinnus, commonly known as the Runde cycad, is a striking cycad species native to Zimbabwe. This tree-like plant is characterized by its hairy stem and long, pinnate leaves with numerous thin leaflets. It is dioecious, producing distinct male and female cones, and its seeds are enclosed in a fleshy sarcotesta.
Encephalartos laevifolius
Encephalartos laevifolius is a critically endangered cycad species native to South Africa and Eswatini. It is a tree-like plant that can grow up to 3.5 meters tall, characterized by its pinnate leaves with smooth-edged, leathery leaflets. This dioecious species produces distinct male and female cones, and its seeds are covered in a sarcotesta.