publication venue for
- Early Miocene redwood fossils from Inner Mongolia: CO2 reconstructions and paleoclimate effects of a low Mongolian plateau. 305:104743-104743. 2022
- Permineralized Alethopteris ambigua (Lesquereux) White: A medullosan with relatively long-lived leaves, adapted for sunny habitats in mires and floodplains. 200:82-96. 2014
- Pachytesta crenulata, a new medullosan ovule from the Pennsylvanian of Iowa. 156:283-306. 2009
- Phytogeography of Late Silurian macrofloras. 142:165-192. 2006
- Taxonomic uniformitarianism: The problem with shoot/root ratios of peats. 58:85-94. 1989
- The paleoecology of a coal-ball deposit from the middle Pennsylvanian of Iowa dominated by cordaitalean gymnosperms. 53:233-250. 1988
- Interpreting ancient swamp communities: Can we see the forest in the peat?. 52:217-231. 1987