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Auranticarpa edentata

Family

Pittosporaceae

Botanical Name

Auranticarpa edentata L.Cayzer, Crisp & I.Telford

Cayzer, L.W., Crisp, M.D. & Tellford, I.R.H. (2000) Aust. Syst. Bot. 13: 908. Type: Queensland, 40 Mile Scrub, B. Gray 6263; holo: QRS; iso: CANB.

Synonyms

Pittosporum sp. (Forty Mile Scrub BG 4354), : (), Type: ?.

Stem

A small tree not exceeding 30 cm dbh. Blaze odour obvious but difficult to describe. Blaze finely layered, exudate meagre, inner blaze darkens on exposure.

Leaves

Leaf blades about 5-6.5 x 1.5-2 cm, petioles about 1.5-2 cm long, channelled on the upper surface. Lateral veins slightly raised on the upper surface of the leaf blade. Freshly broken twigs have an odour like carrots (Daucus carota). Leaf bearing twigs glabrous.

Flowers

Sepals lanceolate or narrowly ovate, about 2-3 x 0.7-1 mm. Petals about 5 x 2 mm. Stamens about 4-5 mm long.

Fruit

Capsules ellipsoid to ovoid, +/- sessile, 2-valved, about 10 x 7-8 mm, glabrous. Valves less than 1 mm thick. Placentas with funicles attached near the base only. Seeds 1 or 2 per fruit.

Seedlings

Cotyledons ovate, elliptic or lanceolate, about 15-26 x 4-8 mm. First pair of leaves alternate, rhomboid or obovate, lobed or coarsely toothed towards the apex. At the tenth leaf stage: leaf blade irregularly toothed. Stem and petiole clothed in short erect glandular hairs. Broken roots emit an odour like that of carrots.

Distribution and Ecology

Probably endemic to NEQ. Altitudinal range from 700-800 m. Grows in monsoon forest.

Natural History

A small tree with great horticultural potential. It has an open upright habit and the bunches of white flowers are followed by small orange fruits that decorate the plant for many weeks.

NEQ

X

Tree

X

RFK Code

852