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  Pellacalyx axillaris Korth.
  Family Name : Rhizophoraceae

  Common Names : Abu-abu air, Bebuloh, Bebulu, Berbula, Buloh, Kaju baro, Kaju bulu, Kaju merah kuku, Kiramu, Mata keli, Membuloh, Menderakan, Merah bulu, Merbuloh, Piangu Jantan

Abu-abu air,Bebuloh,Bebulu,Berbula,Buloh,Kaju baro,Kaju bulu,Kaju merah kuku,Kiramu,Mata keli,Membuloh,Menderakan,Merah bulu,Merbuloh,Piangu Jantan
  • Record Info
  • Life Stage & Characteristics
    • Plant Division :
      Angiosperms (Flowering Seed Plants) (Dicotyledon)
      Plant Growth Form :
      Tree (Medium (16m-30m))
      Lifespan (in Singapore) :
      Mode of Nutrition :
      Plant Shape :
  • Biogeography
    • Native Distribution :
      From Sumatra to Peninsular Malaysia, Singapore to Borneo (Brunei, East Malaysia, and Kalimantan) and to southwest Philippines (Mindanao)
      Native Habitat :
      Terrestrial (Primary Rainforest; Secondary Rainforest; Freshwater Swamp Forest)
      Preferred Climate Zone :
      Local Conservation Status :
      Native to Singapore (Endangered (EN))
  • Description & Ethnobotany
    • Plant Morphology :
      Growth Form:

      It is a small- to medium-sized tree with buttresses, stiff horizontal branches, and drooping leaves, growing to about 25 m tall.


      Its opposite, stalked leaves have leaf blades that are smooth, slightly toothed, drooping, oblong to drop-shaped-oblong, and 10–20 by 5–6 cm. The leaf blades are also hairy to glabrous and green above, and pubescent and rusty green below.


      Its stalked flowers are small and 5–10 mm long. Its flowers have small petals that are yellowish-green or white, and occasionally with thread-like protrusions at the tip. Its flowers are also borne singly or in small clusters at the branch axils.


      Its brown fruits are ovoid or nearly round, about 10 mm wide, and have numerous small seeds.

      Habitat :

      It grows in damp localities, and along streams of lowland primary and secondary forests. It occurs locally in the Central Catchment Nature Reserve.

      Associated Fauna :

      Its fruits are eaten by birds.

      Cultivation :

      It can be propagated by seed.

      Etymology :

      Greek pella, hide; Greek kalux, calyx, referring to the hair-covered calyx; Latin axillaris, arising from the axillary, referring to the flowers developing at the leaf axils

      Ethnobotanical Uses :
      Timber & Products (

      Its timber is red, hard, heavy, and durable, if protected and not in contact with the ground.

  • Landscaping Features
    • Landscaping :

      This tree can be grown in wet places around ponds and waterways. Its drooping, oblong leaves also add form to the landscape.

      Desirable Plant Features :
      Ornamental Foliage
      Plant & Rootzone Preference/Tolerance :
      Moist Soils, Waterlogged Soils
      Landscape Uses :
      General, Parks & Gardens, Small Gardens, Riverine, Pond / Lake / River
      Thematic Landscaping :
      Golden Garden
  • Fauna, Pollination & Dispersal
    • Associated Fauna :
      Pollination Method(s) :
      Biotic (Fauna)
      Seed / Spore Dispersal :
      Biotic (Fauna)
  • Plant Care & Propagation
    • Light Preference :
      Full Sun, Semi-Shade
      Water Preference :
      Lots of Water, Moderate Water
      Propagation Method :
  • Foliar
    • Foliage Retention :
      Mature Foliage Colour(s) :
      Mature Foliage Texture(s) :
      Hairy / Hirsute
      Foliar Type :
      Simple / Unifoliate
      Foliar Arrangement Along Stem :
      Foliar Attachment to Stem :
      Foliar Shape(s) :
      Non-Palm Foliage (Elliptical; Oblong)
      Foliar Venation :
      Pinnate / Net
  • Floral (Angiosperm)
    • Flower & Plant Sexuality :
      Bisexual Flowers
      Flower Colour(s) :
      Flower Grouping :
      Cluster / Inflorescence
      Flower Location :
      Flower Symmetry :
      Individual Flower Shape :
      Urceolate / Urn-shaped
  • Fruit, Seed & Spore
    • Mature Fruit Colour(s) [Angiosperms & Gymnosperms] :
      Fruit Type :
      Fleshy Fruit (Non-Accessory Fruit: Berry)

   Last updated on:

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