Australian Tropical Rainforest Plants - Online edition

Psydrax odorata subsp. arnhemica S.T.Reynolds & R.J.F.Hend.

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Scale bar 10mm. © CSIRO

Reynolds, S.T. & Henderson, R.J.F. (2004) Austrobaileya 6: 837. Type: Northern Territory, Gunn Point, 20 Dec. 1989, J. Russell-Smith 8171 & Lucas, Holo: BRI; Iso: DNA, QRS.

Common name

Sweet Susie; Shiny-Leaved Canthium


A small tree not exceeding 30 cm dbh. Flowers and fruits as a shrub about 3 m tall. Sapwood surface corrugated. Blaze darkens markedly on exposure.


Stipules broad at the base and tapering to a point at the apex or abruptly narrowed into a linear, subulate point at the apex. Leaf blades about 5.5-9 x 2.3-5 cm. Domatia are foveoles with a comparatively small opening. Lateral veins, about 4 or 5, forming indistinct loops well inside the blade margin. Midrib slightly raised on the upper surface of the leaf blade.


Hypanthium green, about 2 mm long. Calyx lobes less than 0.5 mm long. Corolla tube about 2-2.5 mm long, lobes about 2.5-3 mm long. Fide B.L. Koch (1992) Flora of the Kimberley Region.


Infructescences not exceeding the leaves. Fruits globular, about 8-10 mm diam. Seeds reniform, contained in a hard endocarp. Embryo curved, cotyledons no wider than the radicle.


Features not available.

Distribution and Ecology

Occurs in WA and NT. Altitudinal range probably small, from near sea level to about 300 m, collected close to sea level. Grows in monsoon forest, beach forest or vine thickets. Also recorded from East Timor.

Canthium sp. (Kimberley BH 25133RFK), Australian Tropical Rain Forest Trees Shrubs & Vines. : (2003). Canthium sp. (Cape Wirawawoi), Australian Rain Forest Trees Shrubs & Vines : (2003).
RFK Code
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