<i>msl2-3</i> plants expressing <i>MSL2g V273S/L277S</i> or <i>MSL2g P339A/N340A/N350A</i> exhibit dramatic defects in leaf morphology.

<p>(A) Representative images of 2 week-old <i>msl2-3</i> T2 plants transformed with <i>MSL2g</i> variants. Bar is 5 mm. Arrows indicate triple cotyledons in the <i>msl2-3</i> mutant. (B) Representative images of 3 week-old plants from the indicated lines. Top, bar is 8 mm; bottom, size bar is 4 mm.