Franz Antoine was an Austrian horticulturalist and gardener. The standard author abbreviation Antoine is used to indicate this person as the author when citing a botanical name.
From 1865 he was director of royal gardens to the... Wikipedia
Born: February 23, 1815, Vienna, Austria
Died: March 11, 1886 (age 71 years), Vienna, Austria
On view: The Metropolitan Museum of Art
Author abbrev. (botany): Antoine