1932Watt & Breyer-BrandwijkMedicinal & Poisonous Plants 175It is called gousiekte from the fact that death is often very rapid and unexpected.
1954Mönnig & VeldmanHandbk on Stock Diseases 243During 1954 it was proved that the plant Pavetta harborii is toxic to cattle and that it is responsible for a disease very similar to ‘quick-sickness’ or gousiekte.
1972B. De Winter inStd Encycl. of Sn Afr.V. 120The species which cause gousiekte are Pachystigma pygmaeum (gousiektebossie), P. thamnus (Natal gousiektebossie), Fadogia monticola (etc.).
1979T. GutscheThere Was a Man 231He had to..investigate..another mysterious disease — Gouwziekte causing sheep grazing normally suddenly to jump convulsively and drop dead.
1981J. VahrmeijerPoisonous Plants of Sn Afr. 18Five plant species all belonging to the family Rubiaceae or Gardenia family, cause gousiekte in ruminants.
gousiektebossie/-bɔsi/ [Afrikaans, bossie (bos bush + -ie)] or gousiekte bush, either of two poisonous shrubs which cause gousiekte, Pachystigma pygmaeum or P. thamnus; occasionally with distinguishing epithet, as hairy gousiektebossie, Natal gousiektebossie;
gousiekte tree, the shrub or small tree Pavetta schumanniana, the ingestion of which results in gousiekte.
1927D.J. Steyn inFarming in S. Afr. Aug. 247A curious characteristic of the Gousiektebossie is that it is not always poisonous to the same degree. The nature of the soil and the climatic conditions determine this to a large extent.
1980Het Suid-Western 19 Aug. (Suppl.) 4On certain veld types..game would probably fare considerably better than livestock, for example, in parts where poisonous plants like gousiekte bush and poison leaf occurred.
1981J. VahrmeijerPoisonous Plants of Sn Afr. 140Pavetta schumanniana,..Gousiekte tree..is the only member of the group of plants causing gousiekte which is a large shrub or tree and does not have a subterranean stem system.
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