Dipterocarpus costulatus (Dipterocarpaceae) - keruing kipas Seed
Seed from the Kew Millennium Seed Bank collection at Wakehurst, outside London in the UK.
Dipterocarpus costulatus (Dipterocarpaceae) - keruing kipas (Malay); length of fruit: 18.5cm. The characteristic fruits bear two wings produced by only two of the five sepals of the calyx of the flower (the other 3 sepals remain small)/ The members of the meranti family (Dipterocarpaceae) are a dominant component of lowland tropical rainforests and exploited for their valuable timber.
The species is currently Classified as Critically Endangered (CR) on the IUCN Red List.