Ericoid mycorrhizas are characterised by the penetration of epidermal cells of the fine hair roots by fungi.Coils are formed in these cells and the fungi do not spread from cell to cell 紧树专些硕去丝标程yO业果树专业硕士生课程-yao2 Ericoid mycorrhizas are characterised by the penetration of epidermal cells of the fine hair roots by fungi. Coils are formed in these cells and the fungi do not spread from cell to cell