Aglaia monozyga

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Aglaia monozyga

Description

Small tree 3–10 m, bole up to 16 cm diam. Bark smooth, white, inner bark reddish- brown or yellowish-brown, cambium white. Leaves imparipinnate (or simple), 8–67 cm long, 2–52 cm wide; petiole 2.5–10(–14.5) cm long, petiole, rachis and petiolules den- sely covered with hairs like those on the twigs, deciduous. Inflorescences usually several per flowering shoot, the most distal often in the axil of an unopened leaf near the apex of the shoot, 11–3.5 cm long, 7–12 cm wide, peduncle up to 0.5 cm, peduncle, rachis and branches densely covered with reddish-brown or pale reddish-brown stellate hairs. Petals 5. Staminal tube c. 1.5 mm long and wide, cup-shaped; the aperture c. 1 mm; anthers 0.6– 0.7 mm long; otherwise like the male. Staminal tube cup-shaped or broadly cone-shaped 0.5–1.5 mm long, aperture c. 1 mm, with lon- gitudinal thickenings forming ribs on the inside below the anthers; anthers 5, inserted on the inner margin of the tube and pointing towards the centre of the flower, c. 0.5 mm long, dehiscing by short longitudinal slits in the lower half of the anthers, the apices of the anthers extending beyond these. Fruits 1.7–3.5 cm long 1.3–3 cm in diam., subglobose or ellipsoid and sometimes with a small beak, indéhiscent, pericarp orange or orange-red densely covered with or with numerous reddish-brown hairs or scales, deciduous on the ripe fruit; aril pink.

Distribution

Asia-Tropical: Borneo present, E Peninsular Malaysia present
Malesia: E Peninsular Malaysia (one gathering), Borneo.

Morphology

Aglaia monozyga is characterized by its long petiolules, attenuate leaf base, the leaflet margin slightly recurved towards lower surface, the matt texture of lower and upper leaflet surfaces and characteristic pale green or pale yellowish-green colour of the leaves when dry.

Citation

Pannell 1992 – In: Kew Bull., Add. Ser. 311.