Allocasuarina ophiolitica L.A.S.Johnson APNI* 
Description: Dioecious shrub 1–3 m high; bark smooth, greyish brown.
Branchlets ascending, to 19 cm long; articles smooth, usually glabrous, often with a waxy bloom, 7–14 mm long, 0.6–1.0 mm diam.; phyllichnia rounded-convex to angular; teeth 7–9, narrow-triangular, erect to slightly spreading, not overlapping, not withering, 0.5–1.3 mm long.
Male spikes not moniliform, 1–2.5 cm long.
Cones cylindrical, on peduncle 5–15 mm long; cone body 9–20 mm long, 7–12 mm diam.; bracteoles obtuse to very broad-acute, with thick pyramidal protuberance shorter than bracteole body. Samara 3.5–6.0 mm long, mid-brown.
Distribution and occurrence: Southern end of Northern Tablelands of NSW and adjoining coastal ranges (Bralga Tops to Curricabark and Glenrock). In tall heath on serpentinite outcrops.
NSW subdivisions: NC, NT
Plants smaller in more exposed situations, in tall heath; plants more tree-like in low open woodland in more sheltered situations. Differs from A. rigida in its generally shorter and more slender articles with more rounded-convex phyllichnia and more erect teeth (which are not overlapping or marcescent), its cone bracteoles (which are often more acute) and its paler samara.
Text by K. L. Wilson & L. A. S. Johnson (1990); edited KL Wilson (Feb 2014, April 2026)
Taxon concept: Flora of NSW 1 (1990); Wilson and Johnson, Flora of Australia vol. 3 (1989)
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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