Characteristics of Kokoleceran Tree (Vatica bantamensis) in the Wild

Kokoleceran (Vatica bantamensis) is a tree species that can only be found in Banten, West Java, and is the mascot of Banten province. Some Kokoleceran trees can be found in Ujung Kulon National Park.

Currently, Vatica bantamensis is one of the protected flora in Indonesia due to its rarity. The IUCN Redlist has assigned this species Critical Endangered (CR) status since 2018.

The kokoleceran tree was used in a 2009 postage stamp, along with another Indonesian fauna mascot, Rhinoceros sondaicus.

In Indonesia, Vatica bantamensis tree is known as Resak Banten or Kokoleceran. The name was given to distinguish it from the species Vatica sp. others are also called Resak such as Resak Rawa (Vatica pauciflora) and Resak Irian (Vatica rassak).


Characteristics of Kokoleceran Leaf

Vatica bantamensis Leaf

The leaves vary in size, 6-20 cm long and 2-8 cm wide, oblong or lanceolate, slightly stiff in texture, and petiole about 2 cm long.


Characteristics of Kokoleceran Flower

Vatica bantamensis Flower
Source: Ajit Ampalakkad

Panicles up to 9 cm long, located at the tip or in the armpit near the tip, flowering many, branching irregularly. The flower buds are 10 mm long and 3 mm wide.


Characteristics of Kokoleceran Fruit

Vatica bantamensis Fruit

The fruit is 3×3 cm in size, oval in shape, slightly pointed, with 3 grooves on the locul (loculicidal) visible, the fruit wall is thick, like a cork stopper, nodules (verrucose). Fruit stalks up to 7 mm long and 3 mm wide, clearly visible, calyx up to 5 mm in diameter, semi-spherical in shape, incrassate, and united in a circle attached to the base of the fruit.


Characteristics of Kokoleceran Tree

Vatica bantamensis Tree
Source: Tan Kim Hock

Kokoleceran can grow as a medium-sized tree with a height of 25 meters and a trunk diameter of up to 50 cm. This tree grows on the banks of slow-flowing rivers and in swamps.


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