Institution: | 1. Departamento de Biología Vegetal II, Facultad de Farmacia, Universidad Complutense de Madrid, Madrid 28040 Spain;2. Department of Botany, The Field Museum, 1400 S. Lake Shore Drive, Chicago, Illinois 60605 USA;3. Cryptogamic Botany, Swedish Museum of Natural History, P.O. Box 50007 SE-104 05 Stockholm, Sweden;4. North Dakota State University, Department of Biological Sciences 2715, PO Box 6050, Stevens Hall, Fargo, North Dakota 58108-6050 USA |