Cyclophyllum costatum (C.T.White) S.T.Reynolds & R.J.F.Hend.
Reynolds, S.T. & Henderson, R.J.F. (2001) Austrobaileya 6: 44. Type: ?.
Canthium costatum C.T.White, Contributions from the Arnold Arboretum of Harvard University 4: 99(1933), Type: Daintree River, common in rain-forest, ... L.J. Brass, no. 2261 (type; flowering and fruiting specimens), Mar 11, 1932 ..., holo:?A
Flowers and fruits as a shrub about 2-4 m tall but may grow to 8 m.
Stipules interpetiolar, about 1 x 2 mm, glabrous, broad-based and abruptly narrowed into an acuminate tip at the apex. Leaf blades about 7-8 x 3.3-4.2 cm, petioles short, about 0.1-0.5 cm long, grooved on the upper surface. Lateral veins forming definite loops well inside the blade margin. Domatia absent. Terminal buds usually resinous.
Inflorescences 1-3 flowered, with flowers on short, thick peduncle. Flowers 4 or 5-merous, strongly perfumed; pedicel 10-17 mm long; calyx and pedicel 11-19 mm long; lobes 1-1.5 mm long; corolla pale yellow, 13-15 mm long, with tube 10-11 mm long; corolla lobes 3-3.5 mm long.
Fruits about 13-14 x 11-13 mm, laterally compressed, with 8 or 9 prominent longitudinal ribs, and bilobed, each lobe containing one seed. Seeds about 9-12 x 8 mm. Embryo about 9 x 1 mm, radicle much longer than the cotyledons. Seed slighly wrinkled.
Features not available.
Distribution and Ecology
Shrub (woody or herbaceous, 1-6 m tall)