Chisocheton ceramicus (Miq.) C.DC., Monogr. Phan. 1 (1878)

Latin for 'from Ceram', an island in the Moluccas.

Amoora caesifolia Elmer
Amoora cupulifera Merr.
Amoora mindorensis Merr.
Chisocheton clementis Merr.
Chisocheton doctersii Harms
Chisocheton globosus Pierre
Chisocheton junghuhnii (Miq.) C.DC. in DC.
Chisocheton macrothyrsus King
Chisocheton pachycalyx Harms
Chisocheton peekelianus Harms
Chisocheton rhytidocalyx Airy Shaw
Chisocheton sandoricocarpus Koord. & Valet.
Chisocheton spectabilis (Miq.) C.DC. in DC.
Chisocheton vulcanicus Elmer ex Merr.
Schizochiton ceramicum Miq.
Schizochiton junghuhnii Miq.
Schizochiton spectabile Miq.

Upper canopy tree up to 44 m tall and 71 cm dbh. Stipules absent. Leaves alternate, compound, leaf apex continues to grow indeterminately, resulting in very long leaves, leaflets penni-veined, glabrous. Flowers ca. 6 mm diameter, white-yellow, placed in panicles. Fruits ca. 47 mm diameter, brown-red, dehiscent capsules. Seeds pale orange.

Tree to 44 m tall; bole to 71 cm diam., buttresses to 3 m tall, 2 m out. Bark dippled, lenlicellate, dark brown, tardily white-laticiterous; inner bark dark red-brown; sapwood yellow. Twigs with conspicuous cicatrices. Leafy twigs 4-12 mm diam. Leaves to 1.5 m, pseudogemmulate, up to 17-jugate; petiole 10-15 cm; rachis 2.5-6(-11) mm diam., terete to angled. Leaflets (4-)10-38 by (2.7-)5.5-14.5 cm, ovate to oblong, dull midgreen adaxially, paler abaxially, reddish when expanding, inconspicuously adpressed hairy notably on abaxial surface of veins, bases acute to rounded, apices acuminate. midrib sunken adaxially, costae 10-15 on each side; petiolules (3-)6-13 mm. Thyrse to 65 cm long, branched to 2 or 3 orders, fragrant; branches to 45 cm, +/- adscendant; pedicels short; pseudopedicels 2.5-3.5 mm long. Calyx 2-5.5 mm long, shallowly cupular to cylindrical, sometimes thickened annularly, margin truncate to obscurely 5-lobed. Petals (4) 5 (6), 13-19 by 2-3 mm, pinkish, valvate. Staminal tube sericeous except at both ends, occasionally subglabrous without, margin (4-)5(-8)-lobed, lobes to 4 mm long, +/- truncate; anthers (4) 5 or 6 (9), 2.8-3.8 mm long, locellate. Ovary 2- or 3-locular; style densely pubescent except at apex; stylehead shortly cylindrical. Infructescence to 45 cm, pendent. Capsule to 3.2 cm long, 4.5 cm diam., subglobose, velutinous, fleshy, orange-red, stipe to 1.5 cm long; pericarp thick, spongy, with 2 strong and 2 faint sutures, dehiscing along lines of first, latex white to colourless. Seeds 1 or 2, shining pale orange; sarcotesta with 1.5 mm hole near micropyle; cotyledons collateral.

In undisturbed to slightly disturbed mixed dipterocarp and sub-montane forests up to 1400 m altitude. Usually on hillsides and ridges with sandy to clay soils.

From Indochina to New Guinea.

Local names
Borneo: Lantupak, Segera.