SOUTHERN FLORA & FAUNA
'(<a href="http://www.j-archive.com/media/2011-04-21_DJ_22.jpg" target="_blank">Sarah of the Clue Crew reports from Louisiana.</a>)  The bald cypress, Louisiana's state tree, is known for pneumatophores that jut up, better known by this anatomical name; their purpose isn't understood but may be for stability'
knees