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

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

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  • 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.
  • Pteronia pallens 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Mostly on stony hillslopes and/or calciferous soil.
  • Quercus robur 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Most common and best-known oak species in South Africa. Cultivated in colder, moister climatic areas – problematic in eastern and south western Cape and highveld of Kwazulu- Natal and Mpumalanga. Botanical ...
  • Ricinus communis 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Commonly found along roadsides and watercourses and disturbed soil. It is planted in gardens and cultivated for medicinal purposes. A declared invader plant that has to be eradicated. Originally from tropical ...
  • Rumex 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: Growing on disturbed soil or sometimes growing together with artificial pastures on cultivated land.
  • Salsola tuberculatiformis 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Occurs in a wide range of dry habitats – plains, depressions and brackish soil. Very drought resistant.