Typical Philippine hackberry (Celtis philippensis var. philippensis)

Philippine hackberry Gangan Malagibuyo
Silhouette: T. Michael Keesey / License

Celtis philippensis var. philippensis (Philippine Hackberry) - Species Profile

Spanning an extensive range from tropical Africa through South Asia to northern Australia, Celtis philippensis var. philippensis is the nominate variety of this species. It exhibits high ecological adaptability, growing in monsoon forests, evergreen forests, and coastal vine thickets.

Taxonomy

  • царство Plantae
  • division Tracheophytes (Vascular Plants)
  • subdivision Spermatophytes (Seed plants)
  • Angiosperms
  • mesangiosperms
  • eudicots
  • Superrosids
  • rosids
  • order Rosales
  • family Cannabaceae (Hemp family)
  • genus Celtis (Hackberry)
  • species Celtis philippensis (Philippine hackberry)
  • variety Celtis philippensis var. philippensis (Typical Philippine hackberry)

Living Pulse

Morphology

This variety is capable of reaching heights of up to 30 meters under optimal conditions, developing a straight trunk with light grey, smooth bark. The bark surface is often marked with horizontal ridges.

The leaves are alternate, ovate to elliptic, and measure between 5 and 15 centimeters in length. They are characterized by a conspicuous three-nerved base, with the lateral veins arching upward along the leaf margins.

Its flowers are small and greenish, arranged in compact axillary cymes. The ovoid drupes mature to an orange-red or black shade, enclosing a hard, stony seed.

Flowering season

Typically flowers from March to May in northern tropical regions

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Applications

The hard timber of this tree is widely utilized across its native regions for construction posts, heavy flooring, and tool fabrication. It is also valued in ecological restoration efforts due to its rapid growth on degraded soils.

Other uses include:

  • Traditional medicinal uses of bark and leaf extracts in various indigenous communities.
  • Shade and shelter in agroforestry systems and forest margins.

Interesting facts

In tropical Australia, this tree is a critical larval food plant for the caterpillars of the common aeroplane and tailed emperor butterflies.

The variety name represents the nominate form first described in 1837 by Spanish priest and botanist Francisco Manuel Blanco.

Geography of distribution

  • Philippines
  • China
  • Taiwan
  • Vietnam
  • Thailand
  • Indonesia
  • Malaysia
  • Papua New Guinea
  • Australia
  • Kenya
  • Tanzania

Sources

  • Plants of the World Online (POWO), Royal Botanic Gardens, Kew
  • World Flora Online (WFO)
  • Australian Tropical Rainforest Plants (ATRF)

Technical Information

External Databases: GBIF

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