1969 American Journal of Botany: Dormancy Factors in Iris (Iridaceae) Seeds https://www.jstor.org/stable/2440847?Search=yes resultItemClick=true searchText=Irid...
2014, Pacific Coast Natives (PCI) Seed Germination Tricks by Kathleen Sayce The World of Iris, Blog of the American Iris Society, December 29, 2014 Key Words M...
2014 Public Library Of Science: Factors Influencing Germination of a Functionally Important Grassland Plant, Iris tenax https://journals.plos.org/plosone/articl...