Sensual, exotic and ethereally alive, “Botanica” evokes nature’s wonder in a visual odyssey of athletic dance, fantastical imagery and illusion and music, from Vivaldi to birdsong. Performances by New York-based MOMIX have been broadcast in 55 countries. Preconcert conversation at 6:45 p.m. in Macky Room 102 with CU Theatre & Dance's Donna Mejia.