Trimenia weinmanniifolia subsp. bougain-villeensis

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Trimenia weinmanniifolia subsp. bougain-villeensis

Description

Small tree or shrub, up to 10 m; Leaves narrowly elliptic to lanceolate, 5-9 by 1.6-3 cm, base cuneate, tapered to an obtuse apex or acuminate, margin serrate, lateral nerves c. 14-20 pairs, glabrous at maturity, at first sparsely villous; Inflorescence axillary, paniculate, equal to or somewhat shorter than the subtending leaf, up to c. 85 by 55 mm, peduncle up to 25 mm, villous; Flowers up to 3.5 by 2 mm, pedicel 1 mm long; Stamens 9-16, c. 3 mm long in male flowers, filaments short, broad, anthers c. 2 mm long, whitish at anthesis, connective produced, staminodes in female flowers c. 2 mm long. Seed ovoid, 2.5 by 1.7 mm, with distinct ridges.

Distribution

Asia-Tropical, Bougainville present, E. New Britain present, Pacific: Fiji (Fiji present); Samoa (Samoa present), Papua New Guinea present, Pomio Sub-distr present, Solomon Is present
Solomon Is. (Bougainville) and Malesia: Papua New Guinea (E. New Britain: Pomio Sub-distr.). The two other subspecies of T. weinmanniifolia occur in Fiji and Samoa and the widely distant Marquesas Is. .

Notes

RODENBURG (1971) reserved judgement on material from New Britain, thinking it might represent another subspecies. Further material now avail-able from New Britain indicates that this subspecies extends outside the island of Bougainville. The identification of collections from New Ireland remains in doubt.