Morales, E.A. et al. 2009. Epilithic diatoms (Bacillariophyta) from cloud forest and alpine Epilithic diatoms (Bacillariophyta) from cloud forest and alpine streams in Bolivia, South America 3: diatoms from Sehuencas, Carrasco National Park, Department of Cochabamba. Acta Botanica Croatica. 68, 2 (Oct. 2009).