88951
Species of " Calluna " , " Erica " and " Vaccinium " can grow in zinc-metalliferous soils , because translocation of toxic ions is prevented by the action of ericoid mycorrhizal fungi .
 Erica
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Erica