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Seed dormancy and germination in holoparasitic plants. Schematic representation of (A) seasonal physiological seed dormancy: Orobanche germination during the season when host seeds were in the ground, B, process of breaking seed dormancy and germination demonstrated in Orobanche, C, seed dispersion in Cytinus by beetles. ABA: abscisic acid, AOX: alternative oxidase, GAs: gibberellins, SLs: strigolactones.
