Ficus heterophylla. Illustration from Flora Indica Roxburgh (1768).

Ficus heterophylla has a very wide natural distribution from Sri Lanka, north through India to Southern China and  East to Java.

However in Borneo this fig is confined to river banks in SE Borneo.

There is an isolated record from Pulau Maratua  an atoll off the coast of NE Kalimantan.

The closest relative is Ficus montana.

Distinguishing between Ficus montana and Ficus heterophylla.

  1. Ficus montana leaves are usually symmetric with a heart shaped base. Ficus heterophylla leaves are  usually asymmetric with one side of the base distinctly larger than the other .
  2. Ficus montana  The leaves grow in  spirals or whorls. Ficus heterophylla The leaves grow in flattened sprays.
  3. Ficus montana  has hollow twigs. Ficus heterophylla twigs are solid.

Ficus heterophylla King (1887) ENHANCED.jpg

 

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