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

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

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  • Chrysocoma ciliata 
    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 widely distributed in the Karoo on a variety of soil types, ecxept in brackish areas, where it does not flourish.
  • Cucumis 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: Widespread on disturbed soil, etc.
  • Aspergillus clavatus 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: • This distinctive species is a common soil fungus with widespread distribution in soils in warmer climates • It also is quite widely distributed in some kinds of foods, especially cereals.
  • Dichapetalum cymosum indicator plants 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    Terminalia sericea: (Silver terminalia, Vaalboom) Distribution: Occuring almost exclusively on sandy soils. Locally very common. Can be dominant or codominant where it grows. Botanical description: General: A small to ...
  • 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.
  • 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.
  • Ergot alkaloids 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    FUNGI, GRASSES AND SEDGES INVOLVED: Festuca spp. (Neotyphodium coenophialum) Lolium spp. (Claviceps purpurea) Cyperus esculentus (Clacviceps cyperi).
  • 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.
  • Tylecodon 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: • T. wallichii grows in the dry areas of the south-western Cape on sandy or stony soils lower down on the slopes of mountains and hills, whereas • T. grandiflorus only grows in the winter rainfall area ...
  • Cynanchum 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: • C. ellipticum and C. obtusifolium grows over trees and shrubs in the coastal bush along the eastern coast line. • C. africanum is most common in the south-western, southern and south-eastern Cape Provinces.
  • Asteraceae 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Annuals, ephemeral growth (“opslag”) or perennials. Often cultivated in gardens.
  • Merwilla plumbea 
    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 found in Kwazulu-Natal • Very variable • In damp grassland, cliffs and rocky slopes.
  • Brassicaceae 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Not usually cultivated as animal feed. Japanese radishes & kale are produced as feed for livestock. When market prices are low or crops are damaged by hail, etc., it is sometimes fed to stock.
  • Albizia 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: A. tanganyicensis occurs only in groups on rocky outcrops in the hot dry northern parts of the country, while A. versicolor can be found in mixed woodland, river banks and vleis.
  • Drimia 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 in southern Africa and grows in a variety of soils. Invasive in overgrazed areas.
  • Jatropha species 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    BOTANICAL DESCRIPTION: Jatropha multifida General: A small spreading tree Leaves: The leaves are large, deeply cut (fingered or palmate) Fruit: The fruits are fleshy. Jatropha curcas General: A shrub or small ...
  • Tribulus terrestris 
    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 found as a weed, widely distributed in disturbed places, old lands, overgrazed areas and along stream banks especially in dry, hot regions.
  • Microcystis aeruginosa 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: Gauteng, Mpumalanga, N.E. Free State, Vaal dam, Hartebeespoort dam and Roodeplaat dam, now also Western and Eastern Cape Provinces. Botanical description: General: • These fresh water, blue-green algae ...
  • 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.
  • Fusarium verticillioides 
    Botha, C.J. (Christoffel Jacobus); Venter, Elna; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section Pharmacology and Toxicology (2002)
    DISTRIBUTION: A fungus that is one of the most prevalent moulds on harvested maize throughout the world. Maize is produced mainly in the North-West, the north-western, northern and eastern Free State, the Mpumalanga ...