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Fig. 2. Simple and dissected leaves. (A) Mature adult leaves from
A. thaliana (left), C. hirsuta wild type (middle) and C.
hirsuta pin1 mutant (right). (B,C) Confocal laser-scanning
microscope images showing expression of PIN1::PIN-GFP (B) and the auxin
activity reporter DR5::VENUS (C) in C. hirsuta developing leaflets.
Arrows indicate the predicted direction of auxin transport. Scale bars: 0.5 cm
in A; 20 µm in B,C. Images courtesy of Miltos Tsiantis (Oxford, UK).