]> GH barcode-00247021 Mexico Veracruz Region of San Andrés Tuxtla: Laguna Encantada, volcanic crater ca. 3 km. E. of S. A. T. Spigelia humboldtiana Chamisso & Schlechtendal Chamisso & Schlechtendal 2010-08-16 16:36:42 Dressler, R. L. & Jones, Q.