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Temporal development of spontaneous haustoria and lateral roots by Pedicularis kansuensis in 0.5% water agar. (A) Percentage of seedlings with spontaneous haustoria. (B) Total number of spontaneous haustoria per plate. (C) Number of spontaneous haustoria per seedling with haustoria (D) number of lateral roots per seedling. Data are presented as mean ± SE (n = 10, each with 30–35 seedlings).
