Alstonia iwahigensis

Alstonia iwahigensis grows as a medium to large-sized tree up to 45 metres (150 ft) tall, with a trunk diameter of up to 100 centimetres (40 in). The bark is greyish, yellowish or dark brown. Its fragrant flowers feature a yellow or pinkish corolla.^[2]

Alstonia iwahigensis is native to Borneo and Palawan.^[1] The species is found in forests and on hillsides from sea level to 500 metres (1,600 ft) altitude.^[2]

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