Chisocheton polyandrus

Primary tabs

Chisocheton polyandrus

Description

Pachycaul tree to 15 m, unbranched or very sparsely branched, occasionally with stiltroots or small buttresses; inner bark pinkish; wood fawn. Leaves to 150 cm long, imparipinnate to 14-jugate or pseudogemmulate, when pseudogemmula densely long pubescent; petiole 1–5 cm, terete, woody; rachis terete. Inflorescences borne in upper axils, up to 4 at a time, to 2 m long, unbranched or with a few squarrose branches to 13 cm long near tip, where flowers are condensed; axes ferruginous-pubescent when young. Petals 5 or 6, 28–32 mm long, subspathulate, fleshy, creamy white with conspicuous pink or red tinge, densely pubescent without. Staminal tube cylindrical, white, subglabrous save conspicuous bands of hairs apically and basally within, margin with c. 12–14 linear lobes, c. 3 mm long; anthers 12–14, c. 4 mm long, locellate, connective scattered ferruginous-pubescent. Ovary ?3–5-celled; style cylindrical glabrous; stylehead subcapitate, c. 1 mm diam. Fruit spherical, covered with reddish irritant hairs, splitting into 3 or 4 valves. Seeds 3; testa black, covered on inner surface by orange-red aril.

Distribution

Asia-Tropical: Borneo (Brunei present, Sabah present), Northern Sarawak present, S Kalimantan present
Malesia: Borneo (northern Sarawak, Brunei, Sabah, S Kalimantan)

Citation

Mabb. 1979: p. 324. – In: Bull. Brit. Mus. Nat. Hist., Bot.: t. 2 & f. 1 (1).