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Biodiversity of Wielangta Forest - Wild Wielangta - Edublogs

Biodiversity of Wielangta Forest - Wild Wielangta - Edublogs

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Southern grasstree (Xanthorrhoea australis)<br />

31<br />

<strong>Biodiversity</strong> <strong>of</strong> <strong>Wielangta</strong> <strong>Forest</strong><br />

This is generally confined to northern and north east Tasmania with a sub coastal distribution,<br />

typically associated with coastal sands and other sedimentary geologies. There are three outlying<br />

populations in southern Tasmania. In <strong>Wielangta</strong> they grow on dolerite on the slopes above the<br />

Prosser River and near The Three Thumbs. Xanthorrhoea species are highly susceptible to the plant<br />

root rot pathogen - Phytophthora cinnamomi which causes widespread mortality. This species is not<br />

listed as threatened, although the threat from disease and land clearance suggests that further<br />

protection may well be warranted.<br />

Xanthorrhoea australis in Tasmania<br />

<strong>Wild</strong> <strong>Wielangta</strong>

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