Milora, Warden of the Wilds

When Milora, Warden of the Wilds enter the
battlefield. create X 0/1 green Plant creature
token.
Milora, Warden of the Wilds's power and
toughness are each equal to the number of
plants you control.
{g}{g}: Exile a creature card from a graveyard, then
create X 0/1 green Plant creature token, where
X is that creature's toughness.