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SANBI was established on 1 September 2004 in terms of the National Environmental Management: Biodiversity Act, No 10 of 2004. [3] Previously, in 1989, the autonomous statutory National Botanical Institute (NBI) had been formed from the National Botanic Gardens and the Botanical Research Institute, which had been founded in the early 20th century to study and conserve the South African flora.
The species is listed as a NEMBA 1b invasive in the Western Cape, South Africa. It may not be owned, imported, grown, moved, sold, given as a gift or dumped in a waterway. [5] [4] [6] It requires compulsory control as part of an invasive species control programme to remove and destroy. The plants are deemed to have such a high invasive ...
SANBI reports an estimate of about 67,000 animal species, and more than 20,400 plant species that have been described. ... [62] Lists of invasive alien species, Lists ...
Pages in category "Invasive plant species in South Africa" The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes. ...
There are two subspecies based on the distribution of this species: Athanasia quinquedentata subsp. rigens Källersjö : This subspecies is known from a limestone ridge that runs parallel to Stilbaai in the Western Cape of South Africa.
There are also reports of inland populations in Tennessee, Arkansas, and Oklahoma, and the species has become an invasive species in South Africa. [3] [4] The genetics of Rubus is extremely complex, so that it is difficult to decide on which groups should be recognized as species. There are many rare species with limited ranges such as this.
First collected in South Africa in 1977 by Ernst and Erma van Jaarsveld, Plectranthus ernstii is classified as “Near Threatened” by the Red List of South African Plants, with fewer than 10 natural locations known, and even those are being threatened by invasive plant species.
A related species, Nephrolepis cordifolia (Tuberous sword fern), is frequently confused with this sword fern, and is a serious exotic invasive plant, forming dense monocultures. Nephrolepis exaltata is classified as an invasive alien plant in South Africa. In some provinces it must be eradicated by law.