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Asparagus Aethiopicus
''Asparagus aethiopicus'', Sprenger's asparagus, is a plant native to the Cape Provinces and the Northern Provinces of South Africa. Often used as an ornamental plant, it is considered an invasive weed in many locations. Asparagus fern, asparagus grass and foxtail fern are common names; however, it is unrelated to true ferns. ''A. aethiopicus'' has been confused with ''Asparagus densiflorus, A. densiflorus'', now regarded as a separate species, so that information about ''A. aethiopicus'' will often be found under the name ''A. densiflorus''. Name and description The species was originally described by Carl Linnaeus in 1767. The attribution "''Sprenger's Asparagus,''" refers to Carl Ludwig Sprenger who made it popular in Europe as an ornamental plant. ''Asparagus aethiopicus'' is a branching perennial herb with tough green aerial stems which are sparsely covered with spines. The oval-shaped leaves are actually leaf-like Phylloclade, cladodes, which are 0.8–2 cm long and 0 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
The IUCN Red List Of Threatened Species
The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biological species. It uses a set of precise criteria to evaluate the extinction risk of thousands of species and subspecies. These criteria are relevant to all species and all regions of the world. With its strong scientific base, the IUCN Red List is recognized as the most authoritative guide to the status of biological diversity. A series of Regional Red Lists are produced by countries or organizations, which assess the risk of extinction to species within a political management unit. The aim of the IUCN Red List is to convey the urgency of conservation issues to the public and policy makers, as well as help the international community to reduce species extinction. According to IUCN the formally stated goals of the Red List are to provide sc ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
