1. Conflicting isotopic and biotic evidence for tropical sea-surface temperatures during the Tertiary;Adams;Palaeogeogr., Palaeoclimatol., Palaeoecol.,,1990
2. On the flora of the Frontier Formation of southwest Wyoming;Andrews;Ann. Mo. Bot. Gard.,1941
3. Endemism and heterochroneity in the Late Cretaceous (Campanian) to Paleocene palynofloras of Seymour Island , Antarctica: Implications for origins, dispersal and palaeoclimates of southern floras;Askin,1989
4. History of the Mediterranean ecosystem in California;Axelrod,1973
5. The Sierra redwood (Sequoidendron) forest: End of a dynasty;Axelrod;Geophytology,1986