Common name: River Oak, River Sheoak
Casuarina cunninghamiana subsp. cunninghamiana Miq. APNI* 
Description: Dioecious tree 15–35(-50) m high with branchlets drooping in vigorous specimens, erect in depauperate specimens.
Articles 6–9 mm long, 0.4–0.6 mm diam.; edges of furrows often marked (in dried specimens) by a slight ridge; teeth erect, withering, 0.3–0.5 mm long.
Anther 0.4–0.7 mm long.
Cone body sparsely and minutely hairy, 7–14 mm long, 4–6 mm in diameter, with broad-acute bracteoles. Samara 3–4 mm long.
Distribution and occurrence: Eastern half of NSW. Also in eastern Qld. along permanent freshwater streams.
NSW subdivisions: NC, CC, SC, NT, CT, ST, NWS, CWS, SWS, NWP, SWP
Other Australian states: Qld
Hybridizes naturally with C. cristata and C. glauca. Other hybrids are recorded in cultivation.
Text by KL Wilson and LAS Johnson (1990); edited KL Wilson (Feb 2014; Dec 2016)
Taxon concept:
| The single subspecies in NSW. Characters and distribution as for the species in NSW. |
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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