Distribution map of studied Tradescantia L. in the South American domains. Full squares– T. crassula; White squares– T. chrysophylla; Triangles– T. valida; Circles– T. ambigua; Stars– T. boliviana. Light green– Amazon Forest; Orange– Cerrado; Red– Caatinga; Yellow– Chaco and Pantanal; Olive-green– Pampa; Dark green– Atlantic Forest; Purple– Andean Yungas.