Distribution of common oaks (Quercus spp.) and regional forest types in New England
Explore the source record for details and available documents.
Open-File Report↗
Geology topics
Robert C. Zimmermann
Publications and source records attributed to Robert C. Zimmermann.
Plant ecology of an arid basin, Tres Alamos-Redington area, southeastern Arizona
Explore the source record for details and available documents.
Professional Paper↗