Appearance
It is very similar in form to''Iris darwasica''.It has a small, short rhizome, which is less than 2 cm long. It is covered with the fibrous remains of last seasons leaves. It has secondary roots, short stolons.
It has erect, linear, leaves that are 6–40 cm long and 0.3–0.6 cm wide. They disappear after the blooming period, and begin to re-grow the next season in January.
It has an erect stem, that can grow up to between 15–35 cm tall.
The stem has acuminate , membranous, spathes or bracts, , which are 5.5 cm long, with pale margins. The upper third of the spathe is flushed purple.
The stems hold between 2 and 3 terminal flowers, blooming in spring, between April and May.
The long and thin, flowers are 5–6 cm in diameter. They are greenish yellow, with brown violet, or brown purple veining over the top.
It has 2 pairs of petals, 3 large sepals , known as the 'falls' and 3 inner, smaller petals , known as the 'standards'.
The elliptic to oblanceolate falls are 4.5 cm long, and 1.3 cm wide, with a long blue beard, in the centre of the fall.
The elliptic to oblanceolate standards are 4.5 cm long, they also have a thin beard.
It has short pedicels and a 2.5–4 cm long perianth tube.
It has pale blue style branches, that are 2.5–3 cm long, purple brown lobes, anthers that are 1.4–1.7 cm long, filaments that are 1–1.2 cm long and yellow pollen.
After the iris has flowered, it produces a seed capsule and seed, which have not been described.
Distribution
''Iris lineata'' is native to temperate areas of central Asia.a native to Central Asia .
Central Asia, north-eastern Afghanistan
Status
This is a protected iris, listed on the Red Data Book of Tajikistan.
Habitat
''Iris lineata'' is native to temperate areas of central Asia.a native to Central Asia .
Central Asia, north-eastern AfghanistanIt grows on the dry, rocky open slopes of granite mountains.
They can be found at an altitude of 1,600–2,500 m above sea level.
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