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Flora Batava, deel 8, Jan Kops en Herman Christiaan van Hall (1844)
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Deutschlands Flora in Abbildungen,
Jacob Sturm und Johann Georg Sturm
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Illustrations of the British Flora, Walter Hood Fitch (1924)
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Journal of botany, British and foreign, deel 41, B. Seemann, S.C. Hendrey (1903)
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Flora Danica, Georg Christian Oeder e.a. (1761-1883)
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Fig. 21, 22
Genera plantarum florae germanicae, Monocotyledones 1 Graminae, deel 2, T.F.L. Nees von Esenbeck (1843)
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Stirpium historiae pemptades sex, sive libri XXX, R. Dodonaeus [Dodoens] (1583)
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