E-Flora BC: Electronic Atlas of the Flora of British Columbia

Iris sibirica L.
Siberian iris
Iridaceae (Iris family)

Introduction to Vascular Plants

Once images have been obtained, photographs of this species will be displayed in this window.Click on the image to enter our photo gallery.

Currently no image is available for this taxon.

Distribution of Iris sibirica
Click here to view our interactive map and legend

Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.

Illustration Source: The Illustrated Flora of British Columbia

General:
Perennial herb from a dense, fibrous root; flowering stems usually simple, sometimes branched, 50-120 cm tall.

Leaves:
Mostly basal, linear-lanceolate, 25-80 cm long, 4-10 mm wide, entire, the tips long-pointed.

Flowers:
Inflorescence of 1 to 3 (5) showy flowers on stout, 5- to 10-cm long stalks; flowers violet-blue, rarely white, the tubes flared above, 4-7 mm long, the bracts brown and papery at flowering time; petals erect to ascending, 2.5-4.5 cm long, 1.2-2 mm wide; sepals spoon-shaped, 3-5 cm long, 1-1.5 cm wide, bent back; style branches 2-2.5 cm long, the crests less than 1/2 as long; stigmas rounded.

Fruits:
Capsules, nearly cylindrical, 3-4 cm long; seeds numerous.

Source: The Illustrated Flora of British Columbia

Key to the Species and Taxonomic Notes

1. Flowers yellow; plants usually more than 1 m tall.................Iris pseudacorus

1. Flowers predominantly blue, purple, or white; plants usually less than 1 m tall.

2. Principle leaves usually more than 1 cm wide; petals (standards) 0.5-2 cm long, sharp-pointed; plants occurring N of 60 degrees N, also SE AK and YK........Iris setosa

2 Principle leaves 1 cm wide, or less; petals (standards) 3-6 cm long, blunt-tipped; plants occurring in S BC

3. Blades of sepals (falls) oblanceolate; bracts green or reddish and not papery at flowering time............Iris missouriensis

3. Blades of sepals (falls) broadly rounded; bracts brown and papery at flowering time...............Iris sibirica

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to moist waste places and roadsides in the lowland zone; rare garden escape in S BC; introduced from Eurasia.

Source: The Illustrated Flora of British Columbia

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Status Information

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Exotic	SNA	Exotic	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer, the authoritative source for conservation information in British Columbia.

Taxonomic and Nomenclatural Links

Flora North America treatment for Iridaceae
Flora North America treatment for Iris sibirica
Genetic information (NCBI Taxonomy Database)
International Plant Names Index
Taxonomic Information from the World Flora Online
Integrated Taxonomic Information System

Additional Range and Status Information Links

Burke Museum of Natural History (Washington State records)
CalFlora
Consortium of Pacific Northwest Herbaria records
Jepson Interchange
NatureServe Explorer
USDA

Additional Photo Sources

Images From CalPhoto
UT Austin's Native Plant Database
Google Image Search
Flickr Image Search

General References

Google Scholar Search
Family References
General Botanical References for BC

Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-05-20 10:00:45 PM ]

Disclaimer: The information contained in the E-Flora atlas pages is derived from expert sources as cited in each section. This information is scientifically based. E-Flora also acts as a portal to other sites via deep links. As always, users should refer to the original sources for complete information. E-Flora BC is not responsible for the accuracy or completeness of the original information.