Nephelium cuspidatum var. eriopetalum (Miq.) Leenh.

Twigs 5-13 mm in diam., tomentose, velvety or sometimes woolly. Petiolules 2-10 mm long, variably grooved or sometimes terete, usually with a median rib. Leaflets 3-12.5 cm broad, index 2-5, the sides nearly straight and parallel to mostly only slightly curved; midrib above prominulous to sometimes slightly sunken, nerves above finely grooved or sometimes flat, intercalated veins often many and well-developed, reticulum above dense. Inflorescences pseudoterminal and more rarely axillary. Sepals 20-40% connate, 1.8-2.5 mm long. Petals absent (or up to 5, reduced). Fruit appendages dense, strap-shaped to sometimes filiform, at base swollen, pyramidal, or broadened, 1-2 cm long, straight or sometimes curled if filiform.

A tropical plant. It grows in the hot wet tropical lowlands.

The aril of fleshy layer around the seeds is eaten fresh.

Plants are grown by seeds.