  Let $\mathcal{F}$ be a codimension one holomorphic foliation in
$\mathbb{P}^n$, $n\geq 2$, leaving invariant a real-analytic Levi-flat
hypersurface $M$ with regular part $M^{*}$. Then every leaf of $\mathcal{F}$
outside $\overline{M^{*}}$ accumulates in $\overline{M^{*}}$.
