The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • Bailey, L. H. & E. Z. Bailey. 1976. Hortus Third i–xiv, 1–1290. MacMillan, New York.   http://www.tropicos.org/Reference/922 External link.
  • Vogela S; Müller-Doblies U. 2011. Desert geophytes under dew and fog: The “curly-whirlies” of Namaqualand (South Africa). Flora. 206: 3-31.

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