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  4. Acacia sophorae

Acacia sophorae

Wanganui. Sep 1994.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>.
Auckland. Apr 2007.<br>Photographer: Peter J. de Lange, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>.
Auckland. Apr 2007.<br>Photographer: Peter J. de Lange, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>.
Duneland habitat, Castlecliff. Jan 2002.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Whangaehu River mouth. Aug 2012.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Whangaehu River mouth. Aug 2012.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Whangaehu River mouth. Aug 2012.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Narrow phyllodes. Whangaehu River mouth. Aug 2012.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Whangaehu River mouth. Aug 2012.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Whangaehu River mouth. Aug 2012.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Whangaehu River mouth. Aug 2012.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Pods and seeds. Castlecliff Beach. Feb 2013.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Pods, seeds and elaiosomes. Castlecliff Beach. Feb 2013.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Seed and elaiosome. Castlecliff Beach. Feb 2013.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Seedlings with true leaves and phyllodes. Whitiau Scientific Reserve. Feb 2013.<br>Photographer: Colin C. Ogle, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Empty pods; Castlecliff Beach, Whanganui.<br>Photographer: Colin C. Ogle, Date taken: 02/04/2018, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Empty pods; Castlecliff Beach, Whanganui.<br>Photographer: Colin C. Ogle, Date taken: 02/04/2018, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
Seed pods. Riversdale.<br>Photographer: Jeremy R. Rolfe, Date taken: 06/11/2006, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by/4.0'>CC BY</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>
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Common name

coastal wattle

Synonyms

Acacia longifolia var. sophorae (Labill.) F. Muell.

Family

Fabaceae

Authority

Acacia sophorae (Labill.) R.Br.

Flora category

Vascular – Exotic

Structural class

Trees & Shrubs - Dicotyledons

NVS code

The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.

ACASOP

Conservation status

Not applicable

Habitat

Occurs on sand dunes

Features

Shrub up to 1-3 m high with spreading habit and sharply angled twigs. Leaves reduced to phyllodes. Phyllodes narrowly elliptic to obovate, green and up to 110 x 25 mm with 2 prominent veins. Flowers in dark yellow in cylindrical spikes up to 45 mm long. Ripe seed pods brown and very contorted.

Similar taxa

This species is very similar to A. longifolia (var. longifolia) but can be distinguished by the broader phyllodes, and the very contorted pods.

Flowering

July, August

Flower colours

Yellow

Year naturalised

1997

Origin

Australia, East coast

Reason for introduction

Coastal sand control; ornamental, shelter

Control techniques

There is little resprouting if shrubs are cut cut close to ground level.

Etymology

acacia: Derived from Greek ‘akazo’ to sharpen, meaning point; spine or thorn.

Reason For Introduction
Ornamental

Life Cycle Comments
Very fast growing species that thrives in sand dunes. Can have huge impacts in these systems.

Reproduction
Prolific seed is produced in good years, can spread vegetatively if branches touch ground.

Seed
Prolific in good years

Dispersal
Dispersed by people as an ornamental shrub. Seed is spread locally by wind, sand and gravity, stem layering is also of some importance.

Tolerances
Copes with coastal spray well.

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