Knema percoriacea f. sarawakensis ContentDescription Distribution Morphology Citation Description Leaves generally relatively large, chartacous to coriaceous; Distribution Asia-Tropical: Borneo present (Brunei present, Sabah present, Sarawak present), NE & C Kalimantan present, Nunukan Is presentMalesia: Borneo (Sarawak, Brunei, Sabah, NE & C Kalimantan, Nunukan Is.). Morphology In this form the indumentum of the flowers is often partly deciduous or easily rubbed off, as in K. furfuracea. Citation W.J. de Wilde 2000 – In: Tree Fl. Sabah & Sarawak: 437