Iris xiphium, commonly known as the Spanish iris, is an iris native to Spain and Portugal. It has also been found in Corsica, South West France, southern Italy, Algeria and Tunisa. This species is also known as the small bulbous-rooted iris. It was first illustrated in 'Flowers of the Mediterranean' in 1965. It is bulbous and bears blue, violet, white or yellow flowers, though they are not so large as those of I. xiphiodes. They are around 6 cm wide. The plant can reach up to 80 cm, It typically flowers in May and June, but not always.