Gillbeea papuana

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Gillbeea papuana


Trees up to 30 m tall, bole 18 m by 75 cm diameter. Leaves with petiole 2.5-7 cm, internodes of rachis 1-4 cm. Stipules obovate or suborbicular, strongly unequal-sided, 8-12 by 7-10 mm, often long-persistent. Inflorescence usually false terminal or axillary, occasionally terminal, often 2 partial inflorescences developing serially in an axil and then the upper one usually about twice as strong as the lower one, up to 25 by 15 cm; Flowers with densely stellate-hirsute pedicel to 2 mm long above articulation, 0.5 mm thick, sharply separated from calyx. Sepals ovate or broad-ovate, 2.8-4 by 1.2-3.3 mm, densely and shortly stellate-hirsute beneath, hirsute above. Petals 1.2-2.6 by 0.6-1.7 mm, glabrous, the glands about half the size of the anthers. Stamens with filaments 1 by 2.4 mm long and anthers oval, rounded to retuse at apex and base, 0.3-0.4 by 0.3-0.5 by 0.2-0.3 mm. Ovary ovoid, 0.8-1.2 by 0.8-1 mm, shortly hirsute, each cell with 2 ovules; Fruit with reddish obovate wings coherent along central axis for 14-16 mm; Seeds c. 5 by 0.8 mm.


Asia-Tropical, Papua New Guinea present
Malesia: Papua New Guinea, mainland only.


1 Herbarium labels record the flowers as white, yellowish or greenish and fragrant, the sepals being brownish cream and the petals white. The glands on the petals in the Australian species glisten and resemble nectaries (). 2. The seeds produce a dark, resinous substance while still within the fruit (pers. obs.; ).


Engl. 1928: p. 241. – In: Nat. Pflanzenfam., ed. 2: f. 141
Hoogland 1960: p. 331. – In: Austral. J. Bot.: f. 4