Back to the future Civil War-era plant lore may hold the answer to drug-resistant bacteria Cassandra Quave, an ethnobotanist at Emory University, studies plants in order to discover promising candidates for new drugs. 16 Georgia Magazine March 2020 16-18_Civil_War_Med_Plants_0320.indd 16 2/12/20 3:45 PM LOUIS TONSMEIRE STEPHEN NOWLAND LOUIS TONSMEIRE By Tom Oder