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Family Fabaceae / Leguminosae
Supa
Sindora supa Merr.
KEROSENE TREE

Scientific names Common names
Sindora supa Merr. Balayong (Tayabas)
Sindora wallichii F.-Vill. Manopo (Bik., Tag.)
  Paina (Bik.)
  Parina (Bik.)
  Supa (Tag., Bik.)
  Yakal-dilau (Tayabas)
  Kerosene tree (Engl.)

Botany
Supa is a is a deciduous, unarmed tree reaching a height of 20 to 30 meters. The bole is straight, regular, and without buttresses. Leaves are pinnate, about 15 centimeters long, with three pairs of leaflets which are glabrous, coriaceous, elliptic, 3.5 to 9 centimeters long and 2.5 to 5 centimeters wide. Panicles are terminal or axillary, 10 to 15 centimeters long. Pods are broadly ovate, about 4 centimeters long and 6 centimeters wide, rounded at the base, somewhat beaked at the apex, evenly provided with spinelike thorns. Seeds are 1-3, black, shiny, with a large and fleshy aril.

Distribution
- Native to the Philippines.
- Found in forests at low and medium altitudes in Quezon, Nueva Ecija, Camarines and Albay provinces in Luzon; and in Mindoro.

- Also reported in Australia. Possibly naturalized in northern Queensland.

Constituents
- Freshly cut tree yields about 10 liters of oil.
- Oil is probably a mixture of sesquiterpenes.

Properties
- Oil is non-drying, limpid, light yellow, homogenous, and slightly fluorescent, with a pleasant aromatic odor, and does not become rancid.
- Wood prized for its durability and pleasant aroma.


Parts used
Oil.

Uses

Folkloric
Supa oil used as external medicine for eczema, herpes, ulcers and other skin diseases.
Others
Oil: Oil used as illuminant, for caulking boats, making varnishes, paints, transparent paper and adulteration of other oils.
Wood:
Extensive uses for cabinet and furniture making, construction, furniture and interior house trims, general carpentry, naval construction, form work, veneer making, framing,

Availability
Wild-crafted.

Last Update August 2013

IMAGE SOURCE: Line drawing / Minor Products of Philippine Forests / Vol 2 / Philippine Resins, Gums, Seed Oils and Essential Oils / William Brown and Augustus West / Fig 10 / Sindora supa (supa) The source of supa oil / 1920 / Modified / Public domain

Additional Sources and Suggested Readings
(1)
Sindora supa Merrill / Caesalpiniaceae / Supa / James A. Duke. 1983. Handbook of Energy Crops. unpublished.
(2)
Sindora supa Merrill, Fabaceae / Pacific Island Ecosystems at Risk (PIER)


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