Australian Tropical Rainforest Plants - Online edition

Castanospora alphandii (F.Muell.) F.Muell.

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Flowers. © Barry Jago
Flowers. © CSIRO
Leaves and Flowers. © CSIRO
Leaves and Flowers. © CSIRO
Fruit, side view, cross section and seeds. © W. T. Cooper
Scale bar 10mm. © CSIRO
Cotyledon stage, hypogeal germination. © CSIRO
Cotyledon stage, hypogeal germination. © CSIRO
10th leaf stage. © CSIRO

Mueller, F.J.H. von (1875) Fragmenta Phytographiae Australiae 9: 92.

Common name

Brown Tamarind; Native Chestnut; Tamarind, Brown


Sapwood surface often corrugated.


Midrib narrowly grooved or depressed on the upper surface. Leaflet blades about 9-17.5 x 3-6 cm, much paler on the underside. Younger twigs longitudinally grooved or striated. Lateral veins forming loops inside the blade margin. Terminal buds and young shoots clothed in very small, brown hairs.


Calyx cup-shaped, about 2 mm long, 5-lobed. Petals about 2 mm long, pubescent. Stamens eight per flower, filaments densely villous. Ovules 1 per locule.


Fruits +/- peach coloured, finely tomentose. Seeds large, about 17-25 x 20-30 mm, brown.


First pair of leaves pinnate with two or four leaflets. Leaflets pale, almost white on the underside. Lateral vein angle about 80. At the tenth leaf stage: leaflet blades ovate, apex acuminate; undersurface glaucous, pubescent with very short, prostrate hairs. Seed germination time 15 to 31 days.

Distribution and Ecology

Endemic to Australia, occurs in NEQ, CEQ and southwards as far as north-eastern New South Wales. Altitudinal range from sea level to 1100 m. Grows in well developed rain forest on a variety of sites.

Natural History & Notes

Fruit eaten by Cassowaries.

A fast growing tree that quickly produces a dense crown. Suitable for parks and larger gardens.

Ratonia alphandi F.Muell., Fragmenta Phytographiae Australiae 4: 158(1864), Type: In tractu montano Seaview Range apud sinum litoreum Rockingham Bay. Dallachy. Nephelium callarrie J.F.Bailey, Queensland Agricultural Journal 5(4): 388(1899), Type: Mulgrave River, Bellenden Ker Expedition, 1889. Upper Barron River, J.F. Bailey, June, 1899.
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