KNP Rare Plants Database


 
KY Office of Kentucky Nature Preserves




Blue-flower Coyote-thistle
Eryngium integrifolium
Family: Apiaceae

Protection Status:
State Status:  E
USFWS Status: 

Global Rank: G5
State Rank: S1

   

Photo by Dick Sooy @ TENN
Habitat:
Wet pinelands, meadows and savannas.

Species Description:
Perennial herb.

Phenology:
Flowering Period: Early August to late October.

Additional Information at NatureServe

Diagnostic Characteristics:
Species in the genus Eryngium have flowers in dense capitate heads with white to blue petals. This species is distinguished by the blue colored heads and their size (less than 1 cm long and smaller than E.yuccifolium). Plants are erect and flower heads are at the end of the stems. Leaves are variable in shape from lanceolate - elliptic or ovate and but generally to 10 cm long and have variable and wavy margins that are sometimes spinose.

Management:
Avoid changes in moisture/hydrologic conditions at the site. Changes could result from overstory removal, stream/wetland alteration or impacts due to erosion. Exotic pest plants are a threat to this species and should be removed. Avoid creating access to the site through trail or road construction

Global Range:


Known Kentucky Occurrences:
Species occurrence map

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Data Last Updated: November 2018
Office of Kentucky Nature Preserves
300 Sower Blvd
Frankfort,KY 40601
Phone: (502) 573-2886
Email:
naturepreserves@ky.gov
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