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  Premna serratifolia L.
  Family Name : Lamiaceae (Labiatae)

  Synonyms : Premna foetida, Premna obtusifolia var. serratifolia, Premna borneensis, Premna kunstleri

  Common Names : Buas-Buas, Bastard Guelder, Bangkung Kayu, Sarunai, Singkel

  Chinese Name : 伞序臭黄荆

 
Buas-Buas,Bastard Guelder,Bangkung Kayu,Sarunai,Singkel
  • Record Info
  • Life Stage & Characteristics
    • Plant Division :
      Angiosperms (Flowering Seed Plants) (Dicotyledon)
      Plant Growth Form :
      Tree (Small (6m-15m)), Shrub (Woody)
      Lifespan (in Singapore) :
      Perennial
      Mode of Nutrition :
      Autotrophic
      Maximum Height :
      9 m
  • Biogeography
    • Native Distribution :
      Tropical Asia (including Singapore) to the southwest Pacific
      Native Habitat :
      Terrestrial (Coastal Forest), Shoreline (Mangrove Forest; Sandy Beach)
      Preferred Climate Zone :
      Tropical
      Local Conservation Status :
      Native to Singapore (Common)
  • Description & Ethnobotany
    • Plant Morphology :
      Growth Form: It is a straggling shrub or small tree up to 9 m tall.
      Foliage: Its simple, stalked leaves have leaf blades that are elliptic, glossy dark green above, light green below, and 6.4–15.3 by 3.8–10 cm. A foul smell is produced when the leaf blades are crushed.
      Flowers: Its greenish-white or white fl owers are 2.5 mm wide, and arranged in clusters that are 5–13 cm wide.
      Fruits: Its 5 mm-wide, round fruits are 1-seeded berries that ripen from light green to shiny black.
      Habitat :
      It grows along rocky and sandy coasts, in open country, near mangroves and other coastal sites.
      Associated Fauna :
      Its flowers are pollinated by butterflies and other insects. The fruits are eaten and dispersed by birds. It attracts Emerald Sweat Bees.
      Cultivation :
      It can be propagated by seed or stem cutting.
      Ethnobotanical Uses :
      None
  • Landscaping Features
    • Landscaping :
      It is suitable for streetscapes, parks and gardens.
      Desirable Plant Features :
      Ornamental Flowers, Ornamental Foliage
      Plant & Rootzone Preference/Tolerance :
      Moist Soils, Waterlogged Soils (Drains Site), Well-Drained Soils, Saline Soils / Salt Spray, Fertile Loamy Soils
      Landscape Uses :
      General, Roadside Tree / Palm, Parks & Gardens, Coastal, Beachfront / Shoreline, Hedge / Screening, Flowerbed / Border
      Thematic Landscaping :
      Bird & Wildlife Garden
  • Fauna, Pollination & Dispersal
    • Associated Fauna :
      Bird-Attracting (Fruits), Butterfly Food Plant, Bee-Attracting
      Pollination Method(s) :
      Biotic (Fauna) (Insects (Bee))
      Seed / Spore Dispersal :
      Biotic (Fauna) (Associated with: Bird-dispersed)
  • Plant Care & Propagation
    • Light Preference :
      Full Sun, Semi-Shade
      Water Preference :
      Moderate Water
      Propagation Method :
      Seed, Stem Cutting
  • Foliar
    • Foliage Retention :
      Evergreen
      Mature Foliage Colour(s) :
      Green
      Mature Foliage Texture(s) :
      Glossy / Shiny, Leathery
      Foliar Type :
      Simple / Unifoliate
      Foliar Arrangement Along Stem :
      Opposite
      Foliar Attachment to Stem :
      Petiolate
      Foliar Shape(s) :
      Non-Palm Foliage (Elliptical)
      Foliar Venation :
      Pinnate / Net
  • Floral (Angiosperm)
    • Flower & Plant Sexuality :
      Bisexual Flowers
      Flower Colour(s) :
      Cream / Off-White, Green, White
      Flower Grouping :
      Cluster / Inflorescence
      Flower Location :
      Axillary, Terminal
      Flower Symmetry :
      Radial
      Inflorescence Type :
      Corymb
  • Fruit, Seed & Spore
    • Mature Fruit Colour(s) [Angiosperms & Gymnosperms] :
      Black
      Fruit Classification :
      Simple Fruit
      Fruit Type :
      Fleshy Fruit (Non-Accessory Fruit: Berry)

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