Browsing Slide Collection (Paraclinical Sciences - Pharmacology & Toxicology) by Title

Browsing Slide Collection (Paraclinical Sciences - Pharmacology & Toxicology) by Title

Sort by: Order: Results:

  • Nerium species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • An exotic plant that can be found in suburban gardens throughout southern Africa. • Originally from Europe. • Nerium oleander is now a declared weed in South Africa.
  • Nicotiana glauca 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • Originally from Argentina, this plant is now widespread in disturbed places, e.g. along roads, in old lands and on trampled veld. • It is a common weed on the banks of inland rivers and is often also ...
  • Nolletia gariepina 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: To be found in Namibia and the Northern Cape province. Growing on sand among rocks and in rock crevices on hills and mountain slopes. Almost always in association with granite.
  • Non-toxic Cotyledon species look-alike plants 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    Crassula arborescens: Distribution: Usually to be found on dry rocky hillsides in karroid scrubland. Botanical description:General: Usually a shrub, 1-2 m, but can also grow up to 3 m tall. Bark smooth, succulent, ...
  • Non-toxic Dichapetalum cymosum look-alike plants 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    Pygmaeothamnus zeyheri: (Goorappel) Distribution: To be found in warm, sub-tropical, usually dry areas. In acid, sandy soil and on stony hills – not in marshy areas or clay soils. Usually part of a typical plant community ...
  • Opuntia ficus-indica 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Originally from central Mexico, it is now to be found mostly in the drier regions of the country, along the coast, etc. Also cultivated as garden subjects and for drought feeding. Botanical description: ...
  • Ornithogalum species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Various Ornithogalum spp. occur throughout the country. Also cultivated in gardens.
  • Ornithoglossum vulgare 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • Widely distributed in southern Africa • It shows a preference for alkaline soils, but can grow in various different other types of soil.
  • Oxalis species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Widely distributed. Growing on nearly all soil types and under most climatic conditions. More than 200 species are found in South Africa; only two are exotic. Mostly in damp conditions in high rainfall ...
  • Pachystigma species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Frequently found in sunny positions or semi-shade in open grassland and “klipveld” (stony veld) in high-lying areas.
  • Panicum species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Grows in fertile, damp soil, usually in the shade.
  • Paspalum dilatatum 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • It grows mostly in clay and loam soil in moist places. • Often a weed in gardens, cultivated lands and on roadsides.
  • Pavetta species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • P. schumanniana occurs mainly in the high rainfall areas and in sour bushveld, showing a preference for sour, stony veld or mountain slopes. • Usually in the open, but also found among bushes and under ...
  • Pennisetum clandestinum 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • Mainly utilized as a pasture or a lawn grass, but it also escapes and grows in moist fertile places in the wild. • It grows naturally in the highlands of Kenya, Uganda, Tanzania, DRC, Ethiopia, Rwanda ...
  • Persea americana 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Cultivated mostly for human consumption in the temperate, frost-free subtropical regions of the country.
  • Phalaris species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • Originally from the Mediterranean regions, it is an introduced species to South Africa, where it has escaped from cultivated pastures. • Grows in disturbed places, seldom in the veld.
  • Phomopsis leptostromiformis 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Lupins are cultivated chiefly in the southern and south-western areas of the Cape province as a fodder crop.
  • Phytobezoariasis 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    TOXIC PRINCIPLE: Mechanism of formation: • Plant hairs are apparently poorly digested by ruminal micro-organisms and accumulate in especially the abomasum. • Here under the influence of abomasal movement, innumerable ...
  • Poaceae 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Widespread grasses that occur naturally in all kinds of veld types.
  • Pteridium aquilinum 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: It is widespread in South Africa, especially in the high rainfall areas, where it can become an invasive plague.