ABSTRACT
As a result of plant diversity investigation in the “Metropolit Metodi Kusev “Forest Park cultigenic system and concurrent application of Regulation Acts of Bulgarian and international legislation, 239 species of medicinal plants are established. They are distributed in categories with respect to accessibility to usage, preservation conditions and their economic importance. 9 species with Nature preservation status, 2 Balkan endemics and 9 Tertiary relicts are registered. Quantitative and qualitative assessment of the populations of these with greater significance is made.