It is a geophyte, with a short rhizome.
Around 3cm long, and it is stoloniferous.
Meaning it has several extremely long, secondary roots.

It has 7-8, glaucous, falcate (or sickle-shaped) leaves, that are 10 to 12 cm (4 to 4.5 in) long, and 0.4 to 0.6 cm (0 to 0 in) wide.
They are very similar to the Iris iberica.

It has a stem that can grow up to 15–25 cm (6–10 in) tall.
Which is taller than the foliage.

It flowers in late spring, between February and March.

The large flowers are 8–10 cm (3–4 in) in diameter, and come in shades of lilac, pinkish, or violet.

It has 2 pairs of petals, 3 large sepals (outer petals), known as the 'falls' and 3 inner, smaller petals (or tepals, known as the 'standards'.
The recurved and darker falls, are 5 cm (2 in) long and 2.5–3 cm wide, with reddish brown, or dark purple veining, and a blackish-violet or deep purple signal patch.
In the middle of the falls, also is a row of short hairs called the 'beard', which is black, or purple.
The upright standards are larger and paler than the falls, and 6–6.5 cm (2–3 in) long and 4 cm wide.

After the iris has flowered, it produces a seed capsule.
It is a geophyte, with a short rhizome. Around 3cm long, and it is stoloniferous. Meaning it has several extremely long, secondary roots.
It has 7-8, glaucous, falcate (or sickle-shaped) leaves, that are 10 to 12 cm (4 to 4.5 in) long, and 0.4 to 0.6 cm (0 to 0 in) wide. They are very similar to the Iris iberica.
It has a stem that can grow up to 15–25 cm (6–10 in) tall. Which is taller than the foliage.
It flowers in late spring, between February and March.
The large flowers are 8–10 cm (3–4 in) in diameter, and come in shades of lilac, pinkish, or violet.
It has 2 pairs of petals, 3 large sepals (outer petals), known as the 'falls' and 3 inner, smaller petals (or tepals, known as the 'standards'. The recurved and darker falls, are 5 cm (2 in) long and 2.5–3 cm wide, with reddish brown, or dark purple veining, and a blackish-violet or deep purple signal patch. In the middle of the falls, also is a row of short hairs called the 'beard', which is black, or purple. The upright standards are larger and paler than the falls, and 6–6.5 cm (2–3 in) long and 4 cm wide.
After the iris has flowered, it produces a seed capsule.
Iris mariae