• Widdringtonia nodiflora 

  Boshoff, Willem

• Viburnum macrocephalum keteleeri 

  Boshoff, Willem

• Zantedeschia aethiopic 

  Boshoff, Willem

• Xerophyta retinervis 

  Boshoff, Willem

• Xerochrysum bracteatum 

  Boshoff, Willem

• Zinnia Giants of California 

  Boshoff, Willem

• Zinnia elegans Oklahoma White 

  Boshoff, Willem

• Viburnum plicatum tomentosum 

  Boshoff, Willem

• Zinnia elegans Gigantea Mix 

  Boshoff, Willem

• Zelkovia serrata 

  Boshoff, Willem

• Viburnum rhytidophyllum 

  Boshoff, Willem

• Viburnum X carcephalum Cayuga 

  Boshoff, Willem

• Viburnum rhytidophyllum Cree 

  Boshoff, Willem

• Viburnum X rhytidophylloides Green Trump 

  Boshoff, Willem

• Wisteria floribunda 

  Boshoff, Willem

• Wisteria multijuga 

  Boshoff, Willem

• Wilsonaria Sheila Anne Golden Gate 

  Boshoff, Willem

• Wisteria floribunda 

  Boshoff, Willem

• Widdringtonia nodiflora 

  Boshoff, Willem

• Yucca rostrata 

  Boshoff, Willem

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