Key Geophyte References

Technical References

Ball, Vic (ed.) 1991. Ball Redbook, 15th ed. Greenhouse Growing. Geo. J. Ball Publishing. Chicago, U.S.A.

De Hertogh, A.A. and M. Le Nard. 1993. The Physiology of Flower Bulbs. Elsevier Scientific Publisher. Amsterdam, The Netherlands.

De Hertogh, A.A. 1989. Holland Bulb Forcer's Guide, 4th Ed. International Flower-Bulb Centre. Hillegom, The Netherlands.

Rees, A.R. 1992. Ornamental Bulbs, Corms and Tubers. C.A.B. International. Wallingford, UK.

Non-Technical References

Heath, B. Heath, B. 1995. Daffodils for American Gardeners. Elliot and Clark Publishing. Washington, D.C. U.S.A.

Herbertia: The Journal of the International Bulb Society.
P. O. Box 92136, Pasadena, CA, 91109-2136 U.S.A.

Kohlein, F. 1987. Iris. Timber Press. Portland, U.S.A.

Mathew, B. Swindells, P. 1994. The Complete Book of Bulbs, Corms, Tubers, and Rhizomes. The Reader's Digest. New York, U.S.A.

Ogden, S. 1994. Garden Bulbs for the South. Taylor Publishing Co. Dallas, U.S.A.