Australian Tropical Rainforest Plants - Online edition

Gynura drymophila var. glabrifolia P.I.Forst. & Thongp.


Herb (herbaceous or woody, under 1 m tall)
Click/tap on images to enlarge
Flowers. © R. Jensen
Flowers. © R. Jensen
Flowers. © R. Jensen
Leaves and flowers. © R. Jensen
Leaves and flowers. © R. Jensen
Family

Forster, P.I. & Thongpukdee, A. (19880 Austrobaileya 2(5): 564.  Type: "cultivated specimen ex BURNETT DISTRICT: Map Reference: MOUNT PERRY 9247–681198, 2 km SW of Boolbunda Rock. 25°08′S, 151°41′E, 15 May 1986, P.I. Forster 2425 (holo: BRI + spirit)."

Stem

Herb up to 60 cm tall. Stems glabrous.

Leaves

Leaf blades obovate, ovate-onlong or narrowly ovate, 5-16 x 1-6 cm, petioles absent or 1-3 cm. Lamina surfaces glabrous. Leaves when fully turgid, strongly rigid and strongly concave adaxially. Lower surface of the leaf blade often purplish in colour.

Flowers

Inflorescence terminal. Flowers in heads arranged in loose panicles or racemes. Heads enclosed in hairy bracts, each bract 12-15 mm long. Calyx (pappus) consists of white barbed hairs 13-15 mm long. Corolla tube about 15 x 1 mm, white at the base but yellow-orange at the apex. Corolla lobes triangular, about 0.5 x 0.5 mm. Stamens fused to form a tube around the style. Anthers about 1.6-2 mm long, attached about 5 mm below the top of the tube. Ovary 3.5-4 mm long. Style about 18-20 mm long. Stigmas 2, hairy, each stigma about 2 mm long.

Fruit

Fruits produced in dense heads. Individual fruits brown, about 6 x 1 mm, longitudinally ridged. Pappus (sepals) white, 7-13 mm long. Embryo 4-4.5 mm long. cotyledons 2-2.5 mm long, slightly longer than the radicle.

Seedlings

Features not available.

Distribution and Ecology

Occurs in NEQ, CEQ and southwards as far as northern New South Wales. Altitudinal range from 500-1180 m. Found in rainforest margins, in microphyll vine forest, sclerophyll forest, open Eucalyptus forest also in woodland, shrubland and coastal heathland.

RFK Code
4320
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