1. The occurrence of Cedrela in the Miocene of western America;Arnold;Amer. Midl. Nat.,1936a
2. Some fossil species of Mahonia from the Tertiary of eastern and southeastern Oregon;Arnold;Contrib. Mus. Paleontol. Univ. Mich.,1936b
3. Observations on the fossil flora of eastern and southeastern Oregon. I. Contrib;Arnold;Mus. Paleontol. Univ. Mich.,1937
4. Fossil plants from Sucker Creek, Idaho;Brooks;Ann. Carnegie Mus.,1935
5. Chaney , R. W. D. I. Axelrod 1959 Miocene floras of the Columbia Plateau Carnegie Inst. Wash. Publ. 617