Common name: Long-leaved Bitter Bark
Petalostigma triloculare Müll.Arg. APNI* Synonyms: Glochidion triloculare Merr. APNI*
Description: Small tree to 15 m high.
Leaves narrow-elliptic, 3–9 cm long, 1–3.5 cm wide, margins entire, apex acute, upper surface glossy green; lower surface greyish and dull and mostly finely hairy, all hairs similar; petiole 5–7 mm long, hairy.
Male flowers in clusters of 3–5, female flowers solitary. Flowers green to creamy-fawn.
Fruit 10–18 mm diam., ± glabrous, mostly 3-locular, orange-brown or orange (to reddish); ripe March–October.
Distribution and occurrence: north from the Nymboida area. Grows in drier rainforest, in sandy soil.
NSW subdivisions: NC, NWS, NWP
Other Australian states: Qld
Petalostigma was formerly placed in Euphorbiaceae.
Text by T.A. James & G.J. Harden, Flora of New South Wales Vol. 1: 401-402 (1990), in Euphorbiaceae; last revised May 2017
Taxon concept: Australian Plant Census (accessed May 2017)
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.
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