Thank you for visiting our website.

Please note that the site is not fully functional at the moment as we are in the process of re-developing. We hope that you will find the available resources helpful in the meantime.

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

1 2 3 4 5 6 7

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


Rubus flagellaris

Common name:


Scientific name:

Rubus flagellaris

Alternative common names:

Dewberry, prickly dewberry, American dewberry.

Bramble is a perennial subshrub species with long, low-growing stems and thorns about 1.5mm long. It can exist as a woody vine or low-growing shrub. It grows in a host of habitats, ranging from dry savannah to deciduous forests. It also produces a dark purple drupe that, when fully ripened, has a tart-sweet flavour.

Additional Info

  • Where does this species come from?

    United States of America.

    What is its invasive status in South Africa?

    NEMBA Category 1b

    Where in South Africa is it a problem?


    How does it spread?

    Berries are eaten by bird, enabling seeds to be dispersed widely via droppings.

    Why is it a problem?

    Can smother indigenous vines when very dense.

    What does it look like?

    Leaves: Found in groups of three leaflets and green in colour. The leaflets are usually 2-7cm long and 0.5-6cm wide. Flowers:Flowers produce five petals and five small, non-showy sepals. They are small and white. Each flower is about 2.5cm wide with sepals 0.5-0.8cm long. Fruit/seeds: The fruit (drupes) are red, maturing to black. They are 1-2.5cm long and wide. They are juicy and tart-sweet. Each drupe has one hard-pitted seed with almost no endosperm.

    Does the plant have any uses?

    Infusion of the root or leaf is used as a remedy for diarrhoea, hemorrhoids, sore throat and problems with joints and connective tissues. The fruit is also used to make juice and food. Native American Osage people use the roots to make a tea that calms stomach irritation.

Read 10684 times

General News Updates

2019 National Symposium on Biological Invasio…


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


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


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?


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


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


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