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Iris aphylla
Also called Leafless Iris
Stool iris (Iris aphylla) is a hardy rhizomatous perennial from Central and Eastern Europe with sword-shaped leaves and large purple flowers in spring. It grows best in full sun and well-drained soil, and it dislikes hot, humid summers.
Iris aphylla (also known as leafless iris, table iris or stool iris) is a species in the genus Iris, it is also in the subgenus Iris, and in the section Iris. It is a rhizomatous perennial, from Asia to Europe. It is found in Azerbaijan, Russian Federation, Czech Republic, Germany, Hungary, Poland, Belarus, Ukraine, Bulgaria, Albania, Former Yugoslavia, Italy, Romania and France. It has dark green or bright green, sword-shaped, long grass-like leaves, that die/fade away in the winter. It also has a slender stem, with several branches and green and purplish spathes. It has 3–5 large flowers, in shades of bright purple, purple, violet, dark blue, blue-violet and dark violet, which bloom between spring and early summer. Occasionally, they re-bloom in the autumn, before the seed capsule is formed. It is cultivated as an ornamental plant in temperate regions.
It has a natural resistance to a cold winter, and is hardy, to between USDA Zone 3 and Zone 8. Including Zone 5. It has also been tested for hardiness in Russia, within the botanical gardens of Moscow, Stavropol, Chita and St Petersburg.
It is not found in southern climates, as it does not like long hot and humid spells.
Like many other irises, most parts of the plant are poisonous (rhizome and leaves), if mistakenly ingested can cause stomach pains and vomiting. Also handling the plant may cause a skin irritation or an allergic reaction.
It is native to parts of Central and Eastern Europe, and temperate Asia,
Iris acutiloba subsp. lineolata · Iris acutiloba · Iris adriatica · Iris afghanica · Iris alberti · Iris albomarginata · Iris alexeenkoi · Single Bract Iris · Iris antilibanotica · Iris arenaria · Iris assadiana · Jal'ad Iris
Text excerpted from the Wikipedia article Iris aphylla by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
