The beautiful bark of Poison Wood, "What the sh*t is a Hardwood Hammock?", Swamp Walking, Epiphytism, KILL YOUR LAWN, Corraloid roots and why nitrogen-fiing cyanobacteria need them, Tillandsia dungeon inside a cypress dome, OOOOOOOlitic Limestone, why roots splay out and crawl along the surface (ie they're growing on bare rock and don't have soil to sink into), Silver Palms (Coccothrinax argentata), Photosynthetic roots of epiphytic orchids, etc.
