Blue-eyed grass (Sisyrinchium angustifolium)

Blue-eyed grassQuite a few plants throughout North America have the common name of Blue-eyed grass.  These different species of the Sisyrinchium genus have very similar identifying characteristics.  This plant portrait features Sisyrinchium angustifolium.

The leaves are thin, linear and smooth — arising at the base of the plant.

Blue-eyed grassBlue-eyed grass flowers have six bristle-tipped tepals which may look light blue through light purple in color.  The center of the flower is bright yellow.

Blue-eyed grassAfter the flower is fertilized, the seeds develop inside a spherical seed capsule.

Blue-eyed grass

Watch this video about Blue-eyed grass (Sisyrinchium angustifolium) to learn how this plant is not a grass — and to closely observe the flower’s reproductive parts.

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(Here’s the same video as posted on YouTube.)

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