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Bonte paardenstaart - Equisetum variegatum

Flora Batava, deel 7, Jan Kops en Herman Christiaan van Hall (1836)	Flora Danica, Georg Christian Oeder e.a. (1761-1888)
English Botany, or Coloured Figures of British Plants, deel 12, J.E. Sowerby (1886)	The ferns of Great Britain, and their allies the club-mosses, pepperworts, and horsetails, Anne Pratt (1855)
Illustrations of the British Flora, Walter Hood Fitch (1924)

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