calcifuge
noun
cal·ci·fuge ˈkal-sə-ˌfyüj 
: a plant not normally growing on calcareous soils
calcifuge adjective
or less commonly calcifugous
kal-ˈsi-fyə-gəs
Word History
Etymology
French, calcifugous, from calc- + Latin fugere to flee — more at fugitive
First Known Use
1910, in the meaning defined above