The fern genus Acrostichum in the Eocene Clarno formation of OregonChester A. Arnold · First published 1963Open the Tome
A Mississippian flora from northeastern Utah and its faunal and stratigraphic relationsChester A. Arnold · First published 1962Open the Tome
Petrified cones of the genus Calamostachys from the Carboniferous of IllinoisChester A. Arnold · First published 1958Open the Tome
Some Paleozoic plants from central Colorado and their stratigraphic significanceChester A. Arnold · First published 1941Open the Tome
Lepidodendron johnsonii, sp. nov., from the lower Pennsylvanian of central ColoradoChester A. Arnold · First published 1940Open the Tome
Observations on the fossil flora of eastern and southeastern OregonChester A. Arnold · First published 1937Open the Tome
Observations on fossil plants from the Devonian of eastern North AmericaChester A. Arnold · First published 1936Open the Tome
Some fossil species of Mahonia from the Tertiary of eastern and southeastern OregonChester A. Arnold · First published 1936Open the Tome
Observations on Alethopteris grandifolia Newberry and its seedsChester A. Arnold · First published 1935Open the Tome
On seedlike structures associated with ArchaeopterisChester A. Arnold · First published 1935Open the Tome
A preliminary study of the fossil flora of the Michigan coal basinChester A. Arnold · First published 1934Open the Tome
On Callixylon newberryi (Dawson) Elkins et WielandChester A. Arnold · First published 1931Open the Tome
The genus Callixylon from the Upper Devonian of central and western New YorkChester A. Arnold · First published 1930Open the Tome
