1. Inhibitory effect of Iris seed extracts on germination of indicator plants;Jorgensen;Bull. Amer. Iris Soc.,1965
2. The germination of two specific Iris crosses under varying time, temperature and seed treatment;Jorgensen;Bull. Amer. Iris Soc.,1966
3. A review of factors in Iris seed germination;Kidd;Bull. Amer. Iris Soc.,1964
4. Studies in Iris embryo culture;Lenz;El Aliso,1955
5. Pray , T. R. J. Arditti 1966 A review of seed germination data from the genus Iris by Rodionenko (1961) 15 16 In Aril Soc. Yearbook