AproximaciÓn al catálogo florístico de la cuenca del Omecillo, Valderejo y SobrÓn

Twenty six new plants for the territory are mentioned Then, the physical environment is discussed and the catchment area of Omecillo, Valderejo and Sobron (Alava-Burgos) is demarcated. Next there is a bioclimatic summary of vegetation and interesting floral areas. The catalogue states 1222 taxa at subspecie level. Each one of them contains the ecology. the introduction in the area and zones where the taxa live with accuracy of km 2 usually. All the quotations and numbered plants have their adscription.