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Ceratopetalum hylandii

Family

Cunoniaceae

Botanical Name

Ceratopetalum hylandii Rozefelds & R.W.Barnes

Rozefelds, A.C. & Barnes, R.W. (2002) International Journal of Plant Science 163: 665. Type: Qld, SFR 143, South Mary L.A., !6 deg. 30, 145 deg. 15, 1000m, B. Gray 1809, Oct 2, 1980; holo: BRI; iso: HO, QRS.

Synonyms

Ceratopetalum sp. (Mt Spurgeon BH 1501RFK), Australian Tropical Rain Forest Plants. Trees, Shrubs & Vines.: (2002), Type: ?.

Stem

Faint almond odour in the blaze and a strong almond odour in the wood. A dark layer usually visible between the inner and outer blazes.

Leaves

Leaflet blades about 40-90 x 20-30 cm. Leaflet stalk short. Midrib raised on the upper surface. Lateral veins forming loops well inside the blade margin. Compound leaf petiole channelled on the upper surface. Stipules triangular, about 2-3 mm long. Freshly broken twigs emitting an odour like that of almond (Prunus dulcis) essence.

Flowers

Tepals about 2-3 mm long.

Fruit

Fruits predominantly 4-winged, about 22-25 mm diam.

Seedlings

Cotyledons +/- orbicular, about 9 mm diam., petiolate. At the tenth leaf stage: leaflets sparsely toothed; lateral veins forming loops well inside the blade margin; compound leaf petiole somewhat channelled on the upper surface.

Distribution and Ecology

Endemic to NEQ, originally thought to be restricted to the Mt Spurgeon-Mt Lewis areas, recently determined collections have extended the range to the Topaz area. Altitudinal range from 400-1400 m. Grows in well developed mountain rain forest on soils derived from granite.

NEQ

X

Tree

X

RFK Code

502