Chisocheton macrophyllus

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Chisocheton macrophyllus

Description

Tree to 35 m, taprooted at least when young; bole to 70 cm diam., with buttresses to 3 m tall and 2 m out, unbranched until a 10 m sapling. Bark smooth to weakly cracking when exposing pale inner bark, greenish brown, inner bark midbrown; sapwood pale fawn, lenticels to 1 cm long. Leaves to 240 cm, pseudogemmulate, crowded in terminal spirals; petioles 10–15 cm, ± angled or grooved, like rachis, subglabrous. Petals 4 or 5, to 15 mm long, linear-spathulate, puberulous to pubescent without, glabrous within, cream, imbricate, apices concave (corolla clavate in males). Staminal tube swollen at mouth, weakly adherent to petals at base, hairy along interlobe sutures near apex without, villous within, margin with 6–8 linear, 2- or 3-toothed lobes to 2.5 mm long; anthers 5–8 (9), c. 2.5 mm long, oblong, locellate, basifixed, sometimes slightly exserted. Ovary 4-locular, sericeous; style sericeous in proximal 7/8; stylehead cylindrical with apical lobing. Capsule to 15 cm diam., 4-valved, orange-brown, white within. Seeds 4, 4.5 cm long, orange-segment-shaped, covered with powdery (?) sarcotesta.

Distribution

Anambas Islands present, Asia-Tropical: Borneo present; Jawa (Jawa present); Malaya (Peninsular Malaysia present); Sumatera (Sumatera present), Great Nicobar present
Great NicobarMalesia:Sumatra, Malay Peninsula, Anambas Islands, Borneo, Java

Citation

Koord. 1913 – In: Atlas: t. 166
Ridley 1922 – In: Fl. Malay Petrins.: 389
Ridley 1900 – In: J. Str. Br. Roy. As. Soc.: 59
Mabb. 1979: p. 345. – In: Bull. Brit. Mus. Nat. Hist., Bot.: f. 1
Koord. 1912 – In: Exk. Fl. Java: 443
Backer & Bakh.f. 1965 – In: Fl. Java: 124
Backer 1911: Schoolfl. Java: 208
Koord. & Valeton 1896 – In: Bijdr. Booms. Java: 106
Mabb. 1989: p. 235. – In: Tree Fl. Malaya: f. 5.