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Amblovenatum opulentum (Kaulf.) J.P.Roux
| Family Name: | Thelypteridaceae |
Amblovenatum opulentum is a terrestrial fern native to Singapore. The pinnate frond have up to 25 pairs of leaflets with hook-like lobes. Similarly, the basal part of the apex is deeply lobed, gradually gets shallow toward the end. The bumpy texture on the upper surface is attributed to the sori impressed on the underside.
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Name
Classifications and Characteristics
| Plant Division | Ferns & Lycophytes (Non-Seed Vascular Plants) (Fern) |
|---|---|
| Plant Growth Form | Herbaceous Plant |
Biogeography
| Native Distribution | East Africa, South India, Sri Lanka, Myanmar, Thailand, Malesia, Northern Queensland to Pacific Islands |
|---|---|
| Native Habitat | Terrestrial (Freshwater Swamp Forest, Primary Rainforest, Secondary Rainforest) |
| Preferred Climate Zone | Tropical |
| Local Conservation Status | Native to Singapore (Least Concern (LC)) |
Description and Ethnobotany
| Growth Form | It is a terrestrial fern with short-creeping rhizomes, large drooping fronds |
|---|---|
| Foliage | The frond is pinnate, consist of up to 25 pairs of leaflets or more, held on a long reddish stalk of up to 70 cm. Each leaflet measures to 25 cm long by 2.5 cm wide with hook-like lobes. The tip (apex) of the frond is narrow, sharp, deeply lobed at its basal part. |
| Reproductive Parts - non-flowering plant | The sori are confined to the lobes of the leaflets, circular, protected by a thin indusia. Sori are slightly impressed on the underside which attributes to the bumps on the upper surface. |
| Habitat | Occurs in secondary swamps, dry moutain slopes in light shade usually at low altitudes. |
| Cultivation | It can be propagated by spores. |
Plant Care and Propagation
| Light Preference | Semi-Shade |
|---|---|
| Water Preference | Moderate Water |
| Plant Growth Rate | Moderate to Slow |
| Rootzone Tolerance | Fertile Loamy Soils, Moist Soils, Well-Drained Soils |
| Propagation Method | Spore |
Foliar
| Foliar Type | Compound (Bipinnate) |
|---|---|
| Foliar Shape(s) | Non-Palm Foliage (Falcate / Curved, Linear, Lanceolate) |
| Foliar Venation | Pinnate / Net |
| Foliar Margin | Pinnately Lobed / Pinnatifid |
| Foliar Apex - Tip | Acuminate |
| Foliar Base | Oblique / Asymmetrical |
Non - Foliar and Storage
| Stem Type & Modification | Herbaceous |
|---|---|
| Root Type | Underground (Fibrous Root) |
| Specialised Storage Organ(s) | Underground (Rhizome) |
References
| References | Holttum, R.E. (1959). Amphineuron. In: Holttum, R.E. (ed.) Thelypteridaceae. Flora Malesiana, ser. 2, Pteridophyta, vol. 1, pt. 5. pp. 548. Leiden: Rijksherbarium. |
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Others
| Master ID | 33574 |
|---|---|
| Species ID | 7988 |
| 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. |