Scientist: Q. D. Clarkson
Iris Publications:Clarkson, Q. D., (1958), Iris Apogon subsection Oregonae. Subsect. Nov. Madrona 14:246-247.
Clarkson, Q. D., (1959), Field studies of natural hybridization on the Oregon species of Iris L., sub-section Californicae Diels. Madrona 15: 115-122.
Clarkson, Q. D., (1962), Ecological factors in the hybridization of Iris tenax douglasiana (Herbert) Clarkson Iris tenax innominata (Henders.) Clarkson. Northwest Science 36: 59-64.
Clarkson, Q. D., & D. I. Thompson, (1961), Analysis of a hybrid Iris near Elmira, Lane County Oregon. Northwest Science 35: 27-31.
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