Fig. 7. Development of ectopic outgrowths on the stems of the bop1-1 mutant. (A,C) Stem of mature wild-type plant. (B,D) Stem of mature bop1-1 mutant plant. E and F are magnified views of C and D, respectively. The arrows in C and D indicate developing trichomes and the arrowheads in B and D indicate regions of ectopic outgrowths in the mutant. c, cortex. Bars, 300 µm in (A,B), 100 µm in (C,D) and 20 µm in (E,F).

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