KNP Rare Plants Database


 
KY Office of Kentucky Nature Preserves




Cleft Phlox
Phlox bifida ssp. bifida
Family: Polemoniaceae

Protection Status:
State Status:  T
USFWS Status: 

Global Rank: G5?T5?
State Rank: S1S2

   


Habitat:
Dry sandy soil on wooded slopes and rock ledges.

Species Description:
Perennial herb.

Phenology:
Flowering Period: Early April to late May.

Additional Information at NatureServe

Diagnostic Characteristics:
Starry cleft phlox has narrow almost needle like leaves (ca 15-50 mm long and only 1-2 mm wide). The plants form low mats and are stems semi-woody. The flowers are light blue to white, notched to about 1/2 their length. The plants are found associated with rock outcrops. This subspecies has glands on the pedicels and calyces.

Management:
Timber removal would be detrimental. 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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