Kingdom:
Phylum:
Angiosperms
Order:
Asparagales
Family:
Genus:
Species:
tenax
ID:
784608

Status:
valid

Authors:
Douglas ex Lindl.

Source:
iplants

Year:
1829

Citation Micro:
Edwards's Bot. Reg. 15: t. 1218 (1829)

WFO Identifier:
wfo-0000783941

Common Names

  • Iris tenax
  • Tough Iris
  • Tough Flag

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Description

Iris tenax (also called Oregon iris, among many other common names) is a perennial plant native to the Pacific Northwest of the United States. It has long, narrow, bluish-green leaves and produces a showy flower with three petals and three sepals in shades of blue, purple, and white. It grows in moist meadows, open woods, and along streams and is often found in wetland areas.

Uses & Benefits

Iris tenax is used as an ornamental plant in gardens and parks, and is also used in traditional medicine.

Flower, Seeds and Seedlings

The flower of Iris tenax is a deep blue-violet with yellow and white markings. The seed is a small, round capsule with a hard, dark brown outer shell. The seedlings are small, with narrow, grass-like leaves.

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Cultivation and Propagation

Iris tenax is a hardy perennial that can be grown in full sun or partial shade. It prefers moist, well-drained soil and can tolerate some drought. Propagation is by division of the rhizomes in spring or early summer.

Where to Find Iris tenax

Iris tenax can be found in the mountains of Central Asia.

Species in the Iris genus

Iris acutiloba, Iris adriatica, Iris afghanica, Iris aitchisonii, Iris alberti, Iris albomarginata, Iris alexeenkoi, Iris almaatensis, Iris anguifuga, Iris antilibanotica, Iris aphylla, Iris arenaria, Iris assadiana, Iris atrofusca, Iris atropurpurea, Iris aucheri, Iris auranitica, Iris baldshuanica, Iris barbatula, Iris barnumiae, Iris basaltica, Iris benacensis, Iris bicapitata, Iris binata, Iris bismarckiana, Iris bloudowii, Iris boissieri, Iris bostrensis, Iris bracteata, Iris brevicaulis, Iris bucharica, Iris bulleyana, Iris bungei, Iris cabulica, Iris camillae, Iris carterorum, Iris cathayensis, Iris caucasica, Iris cedreti, Iris chrysographes, Iris chrysophylla, Iris clarkei, Iris colchica, Iris collettii, Iris confusa, Iris cristata, Iris crocea, Iris cuniculiformis, Iris curvifolia, Iris cycloglossa,

Species in the Iridaceae family

Alophia drummondii, Alophia intermedia, Alophia medusa, Alophia silvestris, Alophia veracruzana, Aristea abyssinica, Aristea africana, Aristea alata, Aristea anceps, Aristea angolensis, Aristea angustifolia, Aristea bakeri, Aristea bequaertii, Aristea biflora, Aristea cantharophila, Aristea capitata, Aristea cladocarpa, Aristea compressa, Aristea cuspidata, Aristea dichotoma, Aristea djalonis, Aristea ecklonii, Aristea fimbriata, Aristea flexicaulis, Aristea galpinii, Aristea glauca, Aristea goetzei, Aristea grandis, Aristea humbertii, Aristea inaequalis, Aristea juncifolia, Aristea kitchingii, Aristea latifolia, Aristea lugens, Aristea madagascariensis, Aristea montana, Aristea monticola, Aristea nyikensis, Aristea oligocephala, Aristea palustris, Aristea parviflora, Aristea pauciflora, Aristea platycaulis, Aristea polycephala, Aristea pusilla, Aristea racemosa, Aristea ranomafana, Aristea recisa, Aristea rigidifolia, Aristea rupicola,

References

The Plant List v1.1 record kew-322468: Based on the initial data import
John Lindley (1799-1865): Based on occurrence of standard abbreviation 'Lindl.' in the authors string.
David Douglas (1799-1834): Based on occurrence of standard abbreviation 'Douglas' in the authors string.