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Alternanthera sessilis R.Br.
Family Name: | Amaranthaceae |
Synonyms: | Alternanthera glabra, Gomphrena sessilis, Achyranthes sessilis |
Common Name: | Sessile Joyweed, Carpet Weed, Keremak, 莲子草 |
Name
Classifications and Characteristics
Plant Division | Angiosperms (Flowering Seed Plants) (Dicotyledon) |
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Plant Growth Form | Herbaceous Plant, Creeper |
Lifespan (in Singapore) | Perennial |
Mode of Nutrition | Autotrophic |
Biogeography
Native Distribution | China, Taiwan, Indian Subcontinent, Indochina, Malesia |
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Native Habitat | Terrestrial (Disturbed Area / Open Ground) |
Local Conservation Status | Cryptogenic |
Description and Ethnobotany
Growth Form | Perennial herb up to 10-45 cm tall with a prostrate growth habit. |
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Foliage | Elongated leaves are oblong to lance-shaped (1-8 x 0.2-2 cm). |
Flowers | Small, white, stalkless flowers are nestled in the leaf axils in clusters of 1-4; initially sphere-shaped, but later becoming cylindrical. |
Fruit | Dark brown, egg-shaped fruits (2-2.5 mm wide). |
Habitat | Occurs in roadsides, gardens, swamps. |
Cultivation | This species is an invasive, fast-growing weed and is not typically cultivated. |
Ethnobotanical Uses | Edible Plant Parts : Edible Leaves Food (Fruit or Vegetable) |
Landscaping Features
Desirable Plant Features | Ornamental Foliage |
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Landscape Uses | Container Planting |
Fauna, Pollination and Dispersal
Seed or Spore Dispersal | Abiotic (Explosive Dehiscence) |
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Plant Care and Propagation
Light Preference | Full Sun |
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Water Preference | Moderate Water |
Rootzone Tolerance | Fertile Loamy Soils, Well-Drained Soils |
Propagation Method | Stem Cutting, Division |
Foliar
Mature Foliage Colour(s) | Green |
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Foliar Type | Simple / Unifoliate |
Foliar Arrangement Along Stem | Opposite |
Foliar Shape(s) | Non-Palm Foliage (Oval) |
Foliar Venation | Pinnate / Net |
Foliar Apex - Tip | Acuminate |
Foliar Base | Cuneate |
Typical Foliar Area | Microphyll ( 2.25cm2 - 20.25 cm2 ) |
Leaf Area Index (LAI) for Green Plot Ratio | 4.5 (Shrub & Groundcover - Dicot) |
Non - Foliar and Storage
Stem Type & Modification | Herbaceous |
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Root Type | Underground (Fibrous Root) |
Floral (Angiosperm)
Flower & Plant Sexuality | Bisexual Flowers |
Flower Colour(s) | White |
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Flowering Period | Free-Flowering |
Flowering Habit | Polycarpic |
Fruit, Seed and Spore
Fruit Classification | Simple Fruit |
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Fruit Type | Dehiscent Dry Fruit , Capsule |
Image Repository
Others
Master ID | 360 |
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Species ID | 1656 |
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. |