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Common name: Bastard Crow's Ash, Black Teak, Penta Ash
Pentaceras australe (F.Muell.) Hook.f. ex Benth. APNI*
Description: Tree up to 25 m high.
Leaves mostly 15–50 cm long; leaflets 7–17, ovate to lanceolate, 3–15 cm long, 0.7–6.5 cm wide, apex acuminate to bluntly acuminate, base strongly asymmetric, margins entire or slightly crenate, glabrous, oil glands numerous and conspicuous; petiole 6–25 cm long; lateral petiolules 3–10 mm long.
Panicle many-flowered, much-branched. Flowers honey-scented. Calyx c. 0.5 mm long. Petals 2.5–3 mm long, white. Samara 2–5 cm long, 1–2 cm wide, light brown to yellowish, central part ± globose, surrounded by wing.
Flowering: Aug.–Nov.; fruit ripe Nov.-Jan.
Distribution and occurrence: Grows in dry and subtropical rainforest of coastal districts, often regenerating freely after clearing; north from the Richmond R.
NSW subdivisions: NC
Other Australian states: Qld
Text by P. G. Richards
Taxon concept: Flora of NSW 2 (1991)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.