Tannin composition (proanthocyanidins and ellagitannins) of branch woo
d extracts from Eucalyptus camaldulensis, E. globulus and E. rudis is
studied by HPLC and classical chemical assays. HPLC analysis revealed
the presence of a wide variety of both types of tannins. The wood of t
he Eucalyptus species studied shows qualitative and quantitative varia
bility according to the species and the origin of the samples.