Zannichellia palustris - profile

Indicative distribution

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Key:

known

predicted

The areas shown in pink and/purple are the sub-regions where the species or community is known or predicted to occur. They may not occur thoughout the sub-region but may be restricted to certain areas. ( click here to see geographic restrictions). The information presented in this map is only indicative and may contain errors and omissions.

Scientific name: Zannichellia palustris

Conservation status in NSW: Endangered

Commonwealth status: Not listed

Gazetted date: 12 Jun 1998

Profile last updated: 21 Aug 2019

Description

A submerged aquatic plant. Leaves 2-7 cm long by less than 1 mm wide.

Distribution

In NSW, known from the lower Hunter and in Sydney Olympic Park.

Habitat and ecology

Grows in fresh or slightly saline stationary or slowly flowing water.
Flowers during warmer months.
NSW populations behave as annuals, dying back completely every summer.

Regional distribution and habitat

Click on a region below to view detailed distribution, habitat and vegetation information.

Threats

Insufficient understanding of distribution.
High potential for the land to be developed and road-widening or building developments
Expand knowledge about this species distribution.

Recovery strategies

A Saving Our Species conservation project is currently being developed for this species and will be available soon. For information on how you can contribute to this species' recovery, see the Activities to assist this species section below.

Activities to assist this species

Consideration of the conservation requirements when acting to manage or develop areas upstream from known populations.

Information sources

Greenwood, M.E. (2001) Autecology and distribution of Zannichellia palustris L. (Zannichelliaceae) in the Hunter Region. Thesis as part of Honours of Environmental Science, University of Newcastle.
Harden, G.J. (ed.) (1993) Flora of New South Wales Vol. 4. UNSW Press, Kensington, NSW.
NSW Scientific Committee (1998) Zannichellia palustris (a submerged aquatic plant) - Endangered species determination - final. DEC (NSW), Sydney.

IBRA Bioregion	IBRA Subregion	Known or predicted	Geographic restrictions region

NSW North Coast	Karuah Manning	Known	None
Other State	SA	Known	None
Sydney Basin	Cumberland	Known	None
Sydney Basin	Hunter	Known	None
Sydney Basin	Pittwater	Known	None
Sydney Basin	Wyong	Predicted	None

Images

Foliage, <em>Zannichellia palustris</em>

Foliage, Zannichellia palustris
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Related information

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