Polyalthia lateriflora (Blume) Kurz in J. Asiat. Soc. Beng. 43(2): 52. 1874. Guatteria lateriflora Blume, Bijdr. 20. 1825. Polyalthia simiarum (Hook. f. & Thomson) Hook. f. & Thomson in Fl. Brit. India 1: 63. 1872, p. p.

Trees, 6 - 20 m tall, all parts except inflorescence glabrous. Leaves oblong to elliptic-oblong, narrowed to rounded or subcordate base, acute to shortly acuminate at apex, entire, 25 - 40 x 8 - 18 cm; petioles ca 7 mm long, stout, glabrous. Flowers in fascicles from tubercles on the stem or older branches; pedicels ca 5 mm long, pubescent; bracts submedian, amplexicaule. Sepals broadly ovate, acute, 4 - 5 x 2 - 3 mm, densely and minutely tomentose outside. Petals 6 (3 + 3), oblong-lanceolate, subacute, 4 - 5 x 1 - 1.4 cm, greenish yellow, reddish at base, coriaceous, minutely pubescent; inner petals stightly longer than outer. Stamens numerous, ca 1.5 mm long; connectives flat or convex at top. Carpels many, linear, broad at base, 1 - 1.5 mm long, pubescent; ovule 1; stigma subglobose, slightly curved. Ripe carpels many, ovoid to ellipsoid, blunt at apex, 2.5 - 3.5 cm long, ca 6 cm in diam., glabrous, red when ripe; stalks 2 - 4.5 cm long, stout. Seed 1, oblong, longitudinally grooved.

Fl. June - July; Fr. Nov. - June.

Distrib. India: Andaman and Nicobar Islands.

Myanmar.