The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
- Bailey, L.H. & E.Z. Bailey. 1976. Hortus Third i–xiv, 1–1290. MacMillan, New York.
- Bothalia 6: 709. 1958. (Bothalia)
To request an improvement, please leave a comment on the page. Thank you!