Ochroma

Ochroma pyramidale

  • Ochroma
  • Ochroma
  • Flower name
    Ochroma
  • Scientific name
    Ochroma pyramidale
  • AliasBalsa, Ochroma lagopus, Ochroma pyramidale, Ochroma, オクロマ, オクロマ・ピラミデール, balsa tree
  • Place of originsouthern Mexico and southern Brazil
  • Place of floweringBotanical Gardens, Overseas, Subtropical region
  • Flowering seasonMay

What is Ochroma

Ochroma or balsa tree(Scientific name: Ochroma pyramidale)is an evergreen or deciduous broad-leaved tree in the family Bombacaceae, native to southern Mexico and southern Brazil. The leaves are triangular heart-shaped or palm-shaped. A large yellow-white horn-shaped flower blooms in front of the twig. The flowers are nocturnal, blooming all night from late afternoon at the end of the rainy season. The flowers have nectar, and the pollinators are locally known as kinkajou or olingo. In Japan, such as bees. Balsa is considered the "lightest timber in the world" among the timbers in circulation and has a density of 0.2, about one third that of other trees. In addition, wood grows quickly, is a pioneer plant (pioneer plant), and the wood is easy to process, tough, floats on water, and easy to process. Used for materials, thermal insulation, etc. 'Balsa' is Spanish for 'raft'.

Generic name: Balsa, Scientific name: Ochroma pyramidale, Synonym: Ochroma lagopus, Also name: balsa tree, Ochroma, Ochroma pyramidale, tree height: 15-30 m, tree diameter: 40-90 cm, bark color: gray-brown, leaf height: 20-50 cm, phyllotype: alternate, leaf shape: triangular heart-shaped, palm-shaped, leaf margin : 5 to 7 fissures, flower shape: bugle-shaped, petals: 5, flowering period: end of rainy season, flower color: pale greenish yellowish-white, petal length: 10 to 15 cm, fruit: fruit, fruit length: 30 cm, fruit shape: linear or cylindrical with 10 ridges, seed: yellowish brown fluff, tree life: 30-40 years, wood color: white, wood quality: specific gravity 0.2, light and tough Floats on water, uses: wood is a raft, rescuers, floats, model airplanes, etc.


  • Order
    Malvales
  • Family
    Bombacaceae
  • Genus
    Ochroma
  • Species
    O. pyramidale
  • Type of flower
    Radial symmetrical flower
  • Array of flower
    Monopetal inflorescence
  • Petal shape
    Funnel/trumpet shaped
  • Leaf type
    heart-shaped
  • Edge of the leaf
  • Life typeevergreen or deciduous broad-leaved tree
  • Flower colors
  • Colors of the leavesGreen
  • Fruit colorGreen
  • Height2000.0 ~ 3000.0 cm
  • Diameter of flower10.0 ~ 15.0 cm

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