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.
  • Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
  • Gleason, H. A. & A.J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.
  • Rhodora 22(261): 150–151. 1920. (Rhodora)
  • Rhodora 23(266): 48. 1921. (Rhodora)
  • The Standard Cyclopedia of Horticulture 1: 272. 1914. (Stand. Cycl. Hort.)

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