True Lilies are monocotyledonous, so the answer is three or multiples of three
Lilies have 3 petals and 3 sepals, which look like petals. So, lilies appear to have 6 petals. See related links
A dicot angiosperm has 4 or 5 petals or in multiples of 4's or 5's. A monocot angiosperm has 3 petals or in multiples of 3's.
This is a monocot because they have multiples of three in their petals, but the particular plant may be more than one plant.
Euphorbia flower does not have petals.
A dicot has 5 petals
Six
Lilies have 3 petals and 3 sepals, which look like petals. So, lilies appear to have 6 petals. See related links
True lilies are monocotyledonous - so always have floral parts in multiples of 3! Three petals and three sepals, with six stamens, and three carpels.
Petals in monocots occur in multiples of 3.
A dicot angiosperm has 4 or 5 petals or in multiples of 4's or 5's. A monocot angiosperm has 3 petals or in multiples of 3's.
Lilies have six petals or three petals and three sepals. Sometimes you can't tell the petal from the sepal. Each petal is sort of oval with some lilies having very large petals and others having smaller petals. Sometimes the petals are curved backwards such as the Turk's cap lily.
any plant with petals that are multiples of three
Buttercups are monocots, as such they will have floral parts in multiples of 3; meaning 3, 6 or 9. Buttercups usally have 6
Lily bulbs and petals tend to be edible. However, stargazer lilies are toxic to cats.
Purple water lilies are fragrant and showy flowers that float on the water surface. The purple flowers typically have bright purple petals with yellow centers.
Depends entirely on the flower. Monocotyledonous flowers have floral parts in multiples of 3 - so they would have either 3, 6, 9 (etc.) petals. Dicotyledonous flowers have floral parts in multiples of 4 or 5 - so they could have 4, 8, 12, 16 (etc.), or 5, 10, 15 (etc.) petals.
any plant with petals that are multiples of three