OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Asparagales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
 Sisyrinchium angustifolium   FAMILY Iridaceae   Go to FSUS key

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Sisyrinchium angustifolium   FAMILY Iridaceae

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 26 (2002)

Sisyrinchium angustifolium

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 046-02-004:

Sisyrinchium angustifolium   FAMILY Iridaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Sisyrinchium graminoides

 

COMMON NAME:
 Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

         To see larger pictures, click or hover over the thumbnails.

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_sian3_001_lvd

        

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_sigr10_001_lvd

        

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm200422_4034

April    Greenville County    SC

Tall Pines Wildlife Management Area

Differentiating between species is exacerbated by nomenclature disagreements, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm200422_4082

April    Greenville County    SC

Tall Pines Wildlife Management Area

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

Ben Geer Keys    bgk1389_a

April-May?        

Stems are usually branched, each with 2(+) spathes on long peduncles, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm080517_118

May    Aiken County    SC

Savannah River Bluffs Heritage Preserve

Capsule globose to oblong, 4-6mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm140504_714

May    Greenville County    SC

Swamp Rabbit Trail

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm140504_719b

May    Greenville County    SC

Swamp Rabbit Trail

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm190504_8094

May    Greenville County    SC

Scape conspicuously winged, 1/8"-1/4" wide, and about same length as leaves, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm190504_8096

May    Greenville County    SC

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm190504_8097

May    Greenville County    SC

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm190518_8443

May    Greenville County    SC

Each tepal terminates in a tiny pointed tip often slightly notched, per www.illinoiswildflowers.info.

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm200502_4458

May    Greenville County    SC

Tall Pines Wildlife Management Area

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm200502_4468

May    Greenville County    SC

Tall Pines Wildlife Management Area

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

JK Marlow    jkm210516_0484

May    Greenville County    SC

Tall Pines Wildlife Management Area

A double-flowered individual!

image of Sisyrinchium angustifolium, Narrowleaf Blue-eyed-grass, Stout Blue-eyed-grass

Bobbie L Holt    blh1389_a

July    Anderson County    SC

Carolina Wild Native Plant Nursery

At the base of each petal is a sulfur-yellow patch, per All About South Carolina Wildflowers (Midgley, 1999).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
 Sisyrinchium angustifolium   FAMILY Iridaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Sisyrinchium angustifolium   FAMILY Iridaceae

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 26
 Sisyrinchium angustifolium

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 046-02-004:
 Sisyrinchium angustifolium   FAMILY Iridaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
 Sisyrinchium graminoides

 

Find by SCIENTIFIC NAME:

1389

Forb
Perennial

Habitat: woodlands, forests, meadows, sandhill swales, per Weakley's Flora

Native to the Carolinas & Georgia

Common (uncommon in GA Coastal Plain)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Simple

FLOWER:
Spring/Summer
Blue (rarely white)
Radially symmetrical
6 tepals: perianth rotate, tepals abruptly spreading in a plane
3 united stamens
Inferior ovary
Bisexual

Inflorescences solitary, not paired (thus, only 1 pair of chartaceous scales within the 2 green spathe bracts)

FRUIT:
Spring/Summer
Capsule

 

TO LEARN MORE about this plant, look it up in a good book!



 

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