Arenga pinnata (syn. Arenga saccharifera) is an economically important feather palm native to tropical Asia, from eastern India east to Malaysia, Indonesia, and the Philippines in the east. Common names include sugar palm, arenga palm, areng palm, black-fiber palm, gomuti palm, aren, enau, irok, and kaong. It is a medium-sized palm, growing to 20 m tall, with the trunk remaining covered by the rough old leaf bases. The leaves are 6–12 m long and 1.5 m broad, pinnate, with the pinnae in 1–6 rows, 40–70 cm long and 5 cm broad. The fruit is subglobose, 7 cm diameter, green maturing black.