is a specific kind of: bulbous plant.

is a broader term that covers: flag, fleur-de-lis, iris, sword lily | Belamcanda chinensis, blackberry-lily, leopard lily | crocus | freesia | glad, gladiola, gladiolus, sword lily | corn lily | blue-eyed grass.

is a member of: family Iridaceae, Iridaceae, iris family.