Illinois Natural History Survey - University of Illinois

Sisyrinchium atlanticum
Eastern blue-eyed grass
Taxonomy

Synonyms: Sisyrinchium apiculatum

Subspecific taxa:

Classification:

Other taxonomic & nomenclature sources: USDA PlantsITISThe Plant ListIPNI

Images

   
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Species Distribution
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County Map Legend
Absent:
Not known from county
Medium confidence:
Medium or unknown confidence;
often old records or unverifiable observations
Medium-high confidence:
Often observations by expert botanists
High confidence:
Often vouchered herbarium records
Planted / introduced:
Native species introduced outside historic range,
or only in planted locations within county (e.g., restorations)
Historic / extirpated:
Only historic records for the species; likely extirpated
(Note that this category is not yet functional)

North American distribution maps for this species: FLNAUSDA PlantsBONAPBISON

Collection & Observation Phenology [?]

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F
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M
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A
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M
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J
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A
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S
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O
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N
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D
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Collection & Observation Timeline [?]

Species Status

Status/Listing: State Endangered

Notes:

Origin: Native

Species Description

General: Monocot, perennial

Roots: adventitious, fibrous

Shoots: basal leaf arrangment; simple leaf type; entire leaf margin; Parallel leaf venation; awl-shaped leaf shape

Inflorescence: umbel

Flowers: perfect; 3 merous; complete, regular; blue, violet; epigynous ovary position

Fruit: capsule

Physiology: autotrophic

Ecology & Natural History

Habitat: Railroad prairie, might be in acid soils of low sandy prairies, wet prairie swales of upland, and wet open upland meadows bordering sink-hole typical of locations whose flora show ancient connections with the Atlantic and gulf coast plain vegetation.

ILPIN Notes: The conspicuously forking stems with long slender peduncles and the very glaucous leaves and stems are notable features of this species. Only two populations known.

Functional Relationships:

Human Relationships:

  • Edibility [?] :
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

Coefficient of Conservatism (C-value) [?] :

  • Entire State: 10
  • Chicago Area: 10

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