A Petrified Lepidophyte Cone From The Pennsylvanian Of Michigan

Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141101/1/ajb204938.pd

On The Radial Pitting In Callixylon

Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141185/1/ajb209490.pd

A Lycopodiaceous Strobilus From The Pocono Sandstone Of Pennsylvania

Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141572/1/ajb208877.pd

Notes On Some American Species Of Lepidostrobus

Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141913/1/ajb205004.pd

A New Cretaceous Conifer From Northern Alaska

Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141474/1/ajb211156.pd

Pteridospermous Plants From The Pennsylvanian Of Illinois And Missouri

Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141154/1/ajb209160.pd

Fossil Flora of the Michigan Coral Basin

131-269http://deepblue.lib.umich.edu/bitstream/2027.42/48242/2/ID081.pd

A Tertiary Azolla from British Columbia

37-45http://deepblue.lib.umich.edu/bitstream/2027.42/48289/2/ID129.pd