Paracroton integrifolius (Airy Shaw) N.P.Balakr. & Chakrab. in Kew Bull. 48: 718, f. 1. 1993. Ostodes integrifolius Airy Shaw in Kew Bull. 16: 362. 1963. Fahrenheitia integrifolia (Airy Shaw) Airy Shaw in Kew Bull. 20: 410. 1967 & 27: 92. 1972. Ostodes zeylanicus (Thwaites) Müll.Arg. var. minor sensu Gamble, Fl. Madras 2(7): 1336. 1925 (repr. ed. 2: 935. 1957), non (Thwaites) Bedd. 1872.

Trees, 10 - 20 (- 24) m tall; branchlets lepidote to glabrous. Leaves elliptic to oblongelliptic or obovate-elliptic to oblanceolate, acute to cuneate-attenuate at base, entire or slightly undulate along margins, bluntly acuminate or cuspidate to acute at apex, 9 - 27 x (2.5 -) 4 - 10 cm, chartaceous to thinly coriaceous, glabrous, often glossy above; lateral nerves 6 - 12 pairs; petioles 1 - 7 (- 10) cm long, glabrous or sparsely puberulous. Male inflorescences 10 - 30 cm long; bracts triangular to subulate, 1.5 - 2 mm long; flowers fascicled, ca 1.5 cm long, sparsely pubescent; pedicels 3 - 9 mm long, lepidote; calyx lobes 5, orbicular to elliptic, 3 - 8 x 3 - 5.5 mm; petals 5, oblong or oblong-elliptic, 7 - 12 x 3.5 - 6 mm; disc glands fulvous pilose at apex, of various shapes; stamens 12 -16, 3 or 4-seriate, the outer 5 free, the inner united into columns; anthers ellipsoid, ca 1 mm long. Female inflorescences not seen. Fruits trilobed, depressedglobose, bluntly keeled on sutures, 1.7 - 2 x 2 - 2.2 cm, tomentellous; fruiting pedicels 7 - 8 mm long; persistent calyx lobes ovate-orbicular to linear-subulate, 7 - 8 x 1.5 - 2 mm.

Fl. & Fr. Oct. - Feb.

Distrib. India: Evergreen tropical forests of southern Western Ghats at 500 - 1000 m altitude. Kerala and Tamil Nadu.

Endemic.