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Castanopsis nephelioides King ex Hook.f.
| Family Name: | Fagaceae |
| Common Name: | Berangan Babi, Berangan Duri, Resak |
Name
Classifications and Characteristics
| Plant Division | Angiosperms (Flowering Seed Plants) |
|---|---|
| Plant Growth Form | Tree (Medium (16m-30m)) |
| Lifespan (in Singapore) | Perennial |
| Mode of Nutrition | Autotrophic |
| Maximum Height | 20 m |
Biogeography
| Native Distribution | Peninsular Malaysia and Singapore |
|---|---|
| Native Habitat | Terrestrial |
| Preferred Climate Zone | Tropical |
| Local Conservation Status | Native to Singapore (Critically Endangered (CR)) |
Description and Ethnobotany
| Growth Form | It is a tree up to 20 m tall. |
|---|---|
| Foliage | Its spirally arranged, stalked leaves have thinly leathery leaf blades that are egg-shaped-oval, about 8–15 by 3–6 cm, hairless above, and densely covered with hair below. The midrib is prominent on the undersides of the leaf blades. |
| Flowers | Its male and androgynous flowering shoots are 10–20 cm long. The white male flowers are either solitary or in clusters of 3–7. The female flowers are solitary. |
| Fruit | A cupule encloses the fruit completely. Its pear-shaped cupules are 2–3.5 by 1.5–2 cm, and covered with short, woody, pyramidal tubercles.Its pear-shaped fruits are solitary and 1.5 by 2.5 cm. Its fruits have wrinkled surfaces. |
| Habitat | It grows in lowland forests up to 1200 m altitude. It occurs locally in the vicinity of MacRitchie Reservoir. |
| Associated Fauna | Its flowers are insect-pollinated. |
| Cultivation | It may be suitable for parks. It can be propagated by seed. |
| Etymology | Latin Castanopsis, resembling chestnut, referring to the relationship between this genus and Castanea (chestnuts) |
Plant Care and Propagation
| Light Preference | Full Sun |
|---|---|
| Water Preference | Moderate Water |
| Plant Growth Rate | Moderate |
| Propagation Method | Seed |
Foliar
| Mature Foliage Colour(s) | Green |
|---|---|
| Mature Foliage Texture(s) | Leathery |
Floral (Angiosperm)
| Flower Colour(s) | White |
|---|
Image Repository
Others
| Master ID | 31063 |
|---|---|
| Species ID | 5450 |
| Flora Disclaimer | The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes. |
