Oldest known Eucalyptus macrofossils are from South America.
Gandolfo MA, Hermsen EJ, Zamaloa MC, Nixon KC, González CC, Wilf P, Cúneo NR, Johnson KR.
Gandolfo MA, et al. Among authors: wilf p.
PLoS One. 2011;6(6):e21084. doi: 10.1371/journal.pone.0021084. Epub 2011 Jun 28.
PLoS One. 2011.
PMID: 21738605
Free PMC article.