Allocasuarina gymnanthera L.A.S.Johnson APNI* Synonyms: Casuarina gymnanthera APNI*
Description: Dioecious or rarely monoecious shrub or small tree 2–5 m high; bark smooth or becoming somewhat fissured.
Branchlets ascending, to 20 cm long; articles smooth, mostly obviously white-hairy in the furrows, 5–12 mm long, 0.5–1.0 mm in diam.; teeth 6–8 (rarely 9), erect, slightly overlapping at bases at least when young, not withering, 0.4–0.7 mm long.
Male spikes moniliform, 2.5–6 cm long, 3–5 whorls per cm; bracteoles deciduous; anther 0.8–1.4 mm long.
Cones usually long-cylindrical, often with small sterile apex to 3 mm long, oflten sparsely pubescent, on a peduncle 3–8 mm long; cone body 14–40 mm long, 9–12 mm diameter; bracteoles obtuse or truncate, with a pyramidal protuberance slightly shorter than bracteole body, with obtuse apex. Samara 4.5–7.0 mm long, very dark brown to black.
Distribution and occurrence: Western slopes of N.S.W. from the southern Pilliga Scrub to lower Goulburn Valley (Ulan and Baerami), extending to the upper Hunter Valley (near Singleton) and to Glen Davis; NC CT NWS CWS. In low open woodland, on sandy soils on sandstone ridges.
NSW subdivisions: NC, CT, NWS, CWS
Differs from most of the related species in its long, strongly moniliform male spikes with deciduous bracteoles. Its range overlaps with that of A. diminuta, q.v.
Text by K. L. Wilson & L. A. S. Johnson (1990); edited KL Wilson (Feb 2014, April 2023, 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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