Nephelium lappaceum

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Nephelium lappaceum


Shrub or small tree; stems ferruginous-puberulous, glabrescent. Leaves paripinnate or imparipinnate or sometimes unifoliolate; petiole plus rachis to 16 cm long, terete or less often adaxially grooved; petiolules 3-5 mm long; leaflets 2-3 (-6) pairs, opposite or subopposite, coriaceous, adaxially glabrous, sometimes puberulent along midvein, dull, abaxially puberulent, oblong-elliptic, ovate or obovate, 5-28 × 2-10.5 cm, the apex obtuse, acute or obtusely acuminate, the base symmetrical, obtuse or acute, the margins entire. Inflorescences of axillary or distal, paniculate thyrses, as long as or longer than the subtending leaf. Calyx 0.7-2.1 mm long, the sepals free or connate at base; petals wanting or vestigial; disc annular, glabrous; stamens 5-8, ca. 3 mm long, filaments pubescent on lower half. Fruits often developing a single, ellipsoid-globose monocarp, ca. 3 (6) cm long, pericarp coriaceous, echinate, reddish, glabrous, the inner surface glabrous, cream. Seeds ellipsoid, 2.5-3 cm long, light brown, totally covered by a fleshywhite-translucent sarcotesta.


Asia, tropics cultivated
Native to Asia, but widely cultivated in the tropics as a source of the edible fruit Rambutan.