Sisyrinchium albidum Raf. - Common Blue-eyed Grass


 

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Sisyrinchium albidum - (image 1 of 7)

 

Taxonomy

Family: Iridaceae

Habitat

Frequent in prairies. Sandy prairies and savannas. Able to withstand degradation of the habitat

Associates

Often with Hypoxis hirsuta in prairies.

 Distribution

NY west to ND, south to GA and OK.

Morphology

Herbaceous perennial monocot to 40 cm; pale green and somewhat glaucous; stems winged. Leaves 1.5-4 mm wide. Spathes mostly paired at the stop of the simple stem, the lower (outer) one with a foliaceous outer bract longer than the other bracts; inner floral bracts 2 or rarely 3, often purple-tinged; tepals 8-12 mm, blue-violet or white. 

Notes

Flowers late April to early July

Wetland indicator: Facultative Upland

Common in the Chicago region and widespread in the northeast.

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.

The New York Botanical Garden. Bronx, NY

 

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.

 


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 Michael Hough 2005