Cheiridopsis alba-oculata (Aizoaceae: Ruschioideae, Ruschieae) — A new quartz-endemic from southern Namaqualand, South Africa
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چکیده
منابع مشابه
A new genus and species of Tentyriini (Coleoptera: Tenebrionidae) from sand dunes in Namaqualand, South Africa
Archinamaqua gen. n. lyleae sp. n. (Pimeliinae Latreille, 1802, Tentyriini Eschscholtz, 1831) is described from the sand dunes of Namaqualand in northwestern South Africa. It is related to the genera Broomium Koch, 1950 and Archinamibia Koch, 1952. All these taxa are wingless and highly adapted nocturnal sand dwellers in dry habitats of the same area in northwestern South Africa and southern Na...
متن کاملFluid inclusions in quartz crystals from South-West Africa*
Ab&r&-Quartz crystals from calcite veins of unknown age in Precambrian metasedimentary rocks at Geiaus No. 6 and Aukam farms in South-West Africa contain both primary and secondary inclusions filled with one or a variable combination of: organic liquid, moderately saline aqueous liquid, dark-colored solid, and vapor. Analysis of these materials by microscopy and by gas chromatography and maas s...
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A survey amongst sheep and goat producers and veterinarians was undertaken to collect epidemiological data on orf in South Africa. Previous epidemiological studies on the presence of the disease in the country have not been documented and this report is the first descriptive epidemiological study of orf in South Africa. A seven-month investigation, realised by direct and indirect interviews...
متن کاملEarly Maritime Desert Dwellers in Namaqualand, South Africa: A Holocene Perspective on Pleistocene Peopling
South Africa’s northern Namaqualand coastal desert is the southern extension of the Namib. Today, this region is semi-desert with patchy subsistence resources and scarce, unpredictable rainfall. Yet this ancient desert landscape possesses residues of human activity stretching back into the Middle Pleistocene, evidenced by heavily weathered surface finds, including handaxes and Victoria West cor...
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ژورنال
عنوان ژورنال: South African Journal of Botany
سال: 2015
ISSN: 0254-6299
DOI: 10.1016/j.sajb.2014.11.001