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German wasp | Vespula germanica

German wasp

Vespula germanica

Coral bush | Ardisia crenata

Coral bush

Ardisia crenata

Purple loosestrife | Lythrum salicaria

Purple loosestrife

Lythrum salicaria

Pom pom weed | Campuloclinium macrocephalum

Pom pom weed

Campuloclinium macrocephalum

Canarybird bush | Crotalaria agatiflora

Canarybird bush

Crotalaria agatiflora

Peanut butter cassia | Senna didymobotrya

Peanut butter cassia

Senna didymobotrya

Rubber vine | Cryptostegia grandiflora

Rubber vine

Cryptostegia grandiflora

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Environmental Programmes

In order to tackle our country’s socio-economic challenges, the government adopted the Outcomes based approach to improve government performance and providing focus on service delivery. find out more

Mauritius thorn

Caesalpinia decapetala

Common name:

Mauritius thorn

Scientific name:

Caesalpinia-decapetala

Alternative common names:

mysore thorn; shoofly; kraaldoring (Afrikaans); ufenisi; ubobo-encane (isiZulu)

A thorny evergreen shrub growing 2-4m high or climbs to 10 or higher with small bi-pinnate leaves which are dark green and paler underneath. The flowers are pale yellow in colour and appear as small tufted balls which flower from May-November

Additional Info

  • Where does this species come from?

    Asia (India, Sri Lanka, China, Japan & Malaysia)

    What is its invasive status in South Africa?

    Existing legislation: CARA 2002 – Category NEMBA – Category 1b

    Where in South Africa is it a problem?

    In KwaZulu Natal, Mpumalanga, and Gauteng

    How does it spread?

    The large seeds are spread by water and animals

    Why is it a problem?

    Scrambles over and smothers other indigenous species and also forms dense stands along watercourses, which are likely to reduce stream flow

    What does it look like?

    General description: A thorny evergreen shrub growing 2-4m high or climbs to 10 or higher. Leaves: Small bi-pinnate leaves which are dark green and paler underneath, not glossy. Flowers: Flowers are pale yellow in colour and appear as small tufted balls which flower from May-November. Fruit/Seeds: Produces brown woody seed pods.

    Does the plant have any uses?

    Used as an ornament and also for security hedging. It was once planted along with Agave sisalana to create an impenetrable barrier between the border of Mozambique and KwaZulu-Natal

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General News Updates

2019 National Symposium on Biological Invasio…

26-02-2019

This is your invitation to South Africa's 2019 National Symposium on Biological Invasions. The convention is hosted by the Centre for Invasion Biology (CIB), University of Stellenbosch, and the Biolo... Read more

2019 Invasive Species Training

22-01-2019

During the past five years (2014-2018), ISSA invasive species trainers have trained 4 000 in the identification of invasive species and laws pertaining to invasive species across South Africa.  ... Read more

Alien Grass Working Group

04-09-2018

Who are we? The South African National Alien Grass Working Group was jointly initiated by the South African Biodiversity Institute (SANBI) and the Centre for Excellence in Invasion Biology (C·I·B) in... Read more

Permits for planting indigenous Cynodon?

01-03-2018

On 16 February, 2018, South Africa's Department of Environmental Affairs issued amendments to the regulations and lists relating to the National List of Invasive Species.  Updates to the draft&n... Read more

Invasive species training 2018 dates released

28-02-2018

Interested in invasive species?  How much do you know about NEMBA invasive species compliance for landowners and organs of state? The South African Green Industries Council (SAGIC) have released... Read more

Communications post for Africa advertised

25-01-2018

The Nature Conservancy has advertised a brand new post:  Communications Manager, Africa Region. Knowledge of invasive species and water would be an asset in this post. See details below:    Job Titl... Read more