
Fig. 2. SEM of nectary glands from the ABC single, double and triple mutants. (A) pi-1, (B) ap3-3, (C) ag-1, (D,E) ap2-2, (F) an example of a disk-shaped nectary in ag-1, (G) ap2-2 pi-1, (H,I) ap2-2 ag-1, (J,K) ap2-2 pi-1 ag-1. White arrows and black asterisks indicate nectary glands; ln, lateral nectary gland; mc, medial carpel. Scale bars, 100 µm in A-C,E-K; 250 µm in D.