Australian Tropical Rainforest Plants - Online edition

Parsonsia wildensis J.B.Williams


Slender Vine
Click/tap on images to enlarge
Leaves and Flowers. © CSIRO
Scale bar 10mm. © CSIRO
Family

Williams, J.B. (1996) Flora Australia 28: 319. Type: Queensland, Wild River, below Herberton water intake,2 Apr. 1990, B. Gray 5184; holo:QRS; iso: BISH, CANB, DNA, K, L, MEL, MO, NSW, PERTH.

Stem

A slender vine not exceeding a stem diameter of 2 cm.

Leaves

Twigs and petioles produce a small amount of clear(?) exudate. Leaf blades about 3.2-7.5 x 0.8-2.8 cm, petioles about 0.2-1 cm long, grooved on the upper surface. Small glands resembling tiny stipules visible on the twigs between the petiole bases. Twigs and petioles clothed in very short hairs which are just visible with a lens.

Flowers

Flowers about 7-8 mm diam. Calyx lobes about 3 x 1 mm. Corolla tube about 3 mm long, slightly inflated about the middle, inner surface clothed in hairs. Corolla lobes about 4 mm long. Stamens attached close to the base of the corolla tube, anthers about 4 mm long, fused forming a cone around the style. Carpels surrounded by a ring of green glands, each about 1 mm long.

Fruit

Fruits about 140 x 6 mm, calyx lobes about 4 mm long persistent at the base of the fruit. Seeds about 10-12 x 2 mm, plumes of hairs about 30-35 mm long. Cotyledons about 2 x 1 mm. Radicle about 1 mm long.

Seedlings

Features not available.

Distribution and Ecology

Endemic to NEQ, known only from collections made on the Wild River near Herberton and Windin Falls on the eastern edge of the Atherton Tablelend. Altitudinal range from 600-1000 m. Usually grows in open forest but also extending into rain forest margins.

RFK Code
2600
Copyright © CSIRO 2020, all rights reserved.