Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Black poplar-en#Sense
Peuplier noir-fr#Sense
Schwarzpappel-de#Sense
Álamo negro chopo común-es#Sense
Lombardy poplar-en#Sense
Populus nigra-la#Sense
Peuplier franc-fr#Sense
Pioppo nero-it#Sense