Eucalyptus ×
nepeanensis was first described in 1920 by
Richard Thomas Baker and
Henry George Smith who gave it the name
Eucalyptus nepeanensis from specimens collected at
St Marys. The description was published in their book,
A Research on the Eucalypts especially in regard to their Essential Oils. In 1922,
Joseph Maiden listed the name as a
synonym of
Eucalyptus bosistoana in his book,
A Critical Revision of the Genus Eucalyptus. In 1988,
George Chippendale listed
E. nepeanensis as a "probable hybrid", in Volume 19 of
Flora of Australia. The name
Eucalyptus × nepeanensis is accepted by the
Australian Plant Census. ==References==