Exploiting mycorrhizas in broad daylight: Partial mycoheterotrophy is a common nutritional strategy in meadow orchids
Julienne M.-I. Schiebold, Martin I. Bidartondo, Florian Lenhard, Andreas Makiola, Gerhard Gebauer
Journal of Ecology
http://onlinelibrary.wiley.com/doi/10.1111/1365-2745.12831/full