^^^P*^^ ^ ^9- Scope and Method 



PmTi)^' ^'' '^''^' ^^y^°Seny of single features (Garden's BuU. Straits Settlements, Vol. 

 RussknTsr'Pe'^erstar'g)'" ^^°'^°'=^""^^1 ^otes on the Flora of European Russia (In 



(Bot^'Ste!' V^ri;, NaT' ^'"' '"'"''^ '"' '"'°''"^' ""'" '''"''' ''"' ^'" 

 RUPRECHT F 1866: Geobotanical Studies of the Black-Soil Zone (In Russian; Suppl. 



to Vol. 10, Notes Imp. Acad. Sci., No. 6, St. Petersburg). ^^ 



ScHWARZ O 1938: Phytochorologie als Wissenschaft, am Beispiele der vorderasiati- 



schen Flora (Fedde's Repert. Spec. Nov., Beihefte, Vol 100) vuruerasiau 



Piian^S^sTematilfaenaf ^ ''™"'^"'' ^"' S-S-Pl^=='>-°'Ph°l°g-chen Methode der 



