Australian Tropical Rainforest Plants - Online edition

Endiandra glauca R.Br.

Shrub (woody or herbaceous, 1-6 m tall)
Click/tap on images to enlarge
Flowers [not vouchered]. © G. Sankowsky
Fruit, side views, cross section and seed. © W. T. Cooper
Scale bar 10mm. © CSIRO
Cotyledon stage, hypogeal germination. © CSIRO
10th leaf stage. © CSIRO
Flower, side view. © CSIRO
Flower, bird's-eye view, tepals, disk and three anthers. © CSIRO

Brown, R. (1810) Prodromus Florae Novae Hollandiae : 402. Type: Banks & Solander, Endeavour River; holo: BN; iso: MEL.

Common name

Brown Walnut; Walnut, Brown; Walnut, Coach; Teak; Coach Walnut


Seldom exceeding 30 cm dbh. A pale brown layer generally visible beneath the subrhytidome layer before the first section of the outer blaze.


Twigs terete, fluted or angular in transverse section, clothed in tortuous, appressed and erect brown or pale brown hairs. Leaf blades about 6-10.5 x 2-4.5 cm, glaucous or almost white on the underside, clothed in straight, brown, appressed hairs. Midrib and main lateral veins depressed on the upper surface. Petioles flat or channelled on the upper surface. Oil dots visible with a lens.


Flowers opening quite widely but the tepals remain pointing upwards at anthesis. Tepals about 1.5-2.2 mm long. Staminal glands fused to form a disk or continuous ring of tissue around the ovary. Staminodes absent or not distinct from the disk.


Fruits ellipsoid, about 15-26 x 11.5-14 mm. Seed about 13-23 x 8.5-11 mm. Cotyledons cream but often pink towards the periphery.


First pair of leaves ovate to elliptic, about 35-60 x 16-25 mm, glaucous to white on the underside. At the tenth leaf stage: leaves glaucous on the underside, glabrous or clothed in pale inconspicuous hairs, midrib hairy on the upper surface; oil dots small, visible with a lens. Seed germination time 37 to 75 days.

Distribution and Ecology

Occurs in CYP and NEQ. Altitudinal range from sea level to 450 m. Grows in rain forest, rain forest margins and gallery forest. Also occurs in New Guinea.

Natural History & Notes

This species has no commercial value as it does not grow large enough to produce millable logs. Wood specific gravity 1.00. Hyland (1989).

Endiandra merrilliana Allen, J. Arnold Arboretum 23: 149(1942), Type: Papua New Guinea, Wassi Kussa River, Tarara, L. J. Brass 8589; holo: A; iso: Bri, L.
RFK Code
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