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Photographs of (A) dormant seed, (B) nondormant seed, (C) hilum-painted nondormant seed, each of which was immersed in aniline blue for 1 h, and (D) nondormant seed immersed in aniline blue for 2 h. EM, Embryo; HF, hilar fissure; HP, hilar pad; ST, stain.
