Aphanamixis borneensis

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Aphanamixis borneensis

Description

Tree to 10(–13.5) m; bole to 15 cm diam. Bark reddish; inner bark orangeish-mottled, soft, with watery latex; sapwood orange. Leaves 30–80 cm, (3–)6–8-jugate; petiole 15–18 cm, c. 5 mm diam., terete, puberulous, flattened to grooved or hollowed adaxially at base, the groove adpressed fulvous pubescent. Inflorescences to 65 cm, the male with subsquarrose branches to 15 cm, strongly supra-axillary; axes puberulous; bracteoles c. 0.5 mm, scale-like; pedicels 0–1 mm in female, 3–6 mm in male. Flowers c. 5–7 mm diam. Petals c. 5–7 mm long, subrotund, glabrous, creamy-white or pinkish. Staminal tube with small pore; anthers 6, c. 3 mm long, narrowly oblong, glabrous. Capsules borne towards tip of axis, 3–4 cm diam., glabrous, pink to dark red, white within. Seeds 1–3, c. 18 by 12 mm, plano-convex, covered with vermilion aril; testa dark brown to black.

Distribution

Asia-Tropical, Halmahera present, Palawan present, except south present
Malesia: Borneo (except south), Philippines (Palawan), Moluccas (Halmahera, Whitmore 3616 in fruit) but not yet recorded from Celebes.Moluccas (Halmahera)

Notes

The leaflets somewhat resemble those of A. sumatrana with which it has been confused though that species has three anthers and was placed in ‘Triandrae’ by Harms, l.c. , the rest of the genus comprising ‘Hexandrae’.

Citation

Merr. 1929: Univ. Calif. Publ. Bot.: 123.
Heine 1951 – In: Feddes Rep.: 230.
Heine 1951 – In: Feddes Rep.: 231.
C.DC. 1878 – In: DC., Monogr. Phan. 1: 583.
Mabb. 1985 – In: Blumea: 138.