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Occurrence of holoparasites in Mediterranean ecosystems. A, Global distribution of Orobanche species and Cytinus hypocistis. B, Graphical representation of the impact of holoparasitic plants on agricultural and natural Mediterranean ecosystems. C, Photographs showing three examples of broomrapes, including O. crenata, O. ramosa and O. minor, which are typical from Mediterranean agroecosystems. D, Photograph of Cytinus hypocistis, which occurs naturally in the Mediterranean basin.
