Methodical aspects of the elaboration of geographical elements in caucasian flora

摘要

Methodical aspects of geographical elements determination and species attribution to these elements are discussed. The construction of this system is based on the conception of the phytochoria on the principle of conformity between the species distribution and the limits of the units of floristic division. It is also supposed in this methodical approach that the geographical elements are characteristic components of flora and main vegetation types of the phytochorion where they have their optimal living conditions and the largest part of their area.