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Iris acutiloba subsp. lineolata

Iris acutiloba subsp. lineolata
Iris helena-IMG 2208.jpg
Iris helena, a synonym of Iris auctiloba subsp. lineolata, located in the Botanical Garden of Gothenburg
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Monocots
Order: Asparagales
Family: Iridaceae
Subfamily: Iridoideae
Tribe: Irideae
Genus: Iris
Subgenus: Iris
Species: Iris acutiloba
Subspecies: lineolata
Binomial name
Iris acutiloba
(Trautv.) Mathew & Wendelbo.
Synonyms
  • Iris acutiloba var. lineolata Trautv.
  • Iris ewbankiana Foster
  • Iris helena K.Koch
  • Iris lineolata (Trautv.) Grossh.
  • Oncocyclus helena K.Koch [Invalid]

Iris acutiloba subsp. lineolata is a species in the genus Iris, it is also in the subgenus of Iris. It is a subspecies of Iris acutiloba, and is a rhizomatous perennial, from the mountains of Iran, Turkey, Turkmenistan, Tajikistan and Azerbaijan. It has narrow, lanceolate, or falcate (sickle-shaped) leaves, which are grey-green and glaucous. It has a slender straight stem holding one terminal flower. The flowers, come in shades of white, cream, or creamy white and have veining that is purple or brown, or a mixture of both. It is heavily veined or streaked in purple or brown, with a dark purple-brown, spot on 3 of the outer petals and brown, dark purple, or black short beard. It is rarely cultivated as an ornamental plant in temperate regions, unless grown in a greenhouse.

It has a rhizome that is very similar to other Oncocyclus irises. They are brown, small, slender, (around 1 cm wide), and short. They are branched, with reddish secondary roots, and have a creeping habit, across the ground.

It has narrow, lanceolate, or recurved, and falcate (sickle-shaped) leaves,> which are grey-green, and glaucous. They are less falcate than Iris acutiloba, but more falcate than Iris meda. They can grow up to between 10–20 cm (4–8 in) long, and between 0.2 and 0.7 cm wide.

It has a slender straight stem, although the base of the stem can be thickened, it can grow up to between 8–35 cm (3–14 in) tall, it is generally about 10 cm tall. The stem has a green, lanceolate (narrow and pointed), spathe (leaf of the flower bud). It is not inflated, like many other irises, and they stay green after blossoming. They can be 15mm long.

The stem holds 1 terminal (top of stem) flower, blooming between April, and May, or May to June, or between June to August.

The flower is very similar in shape and shade to Iris acutiloba, it can be described as looking like a bat that has cross bred with a zebra.


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Wikipedia

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