KNP Rare Plants Database


 
KY Office of Kentucky Nature Preserves




Sweet Coneflower
Rudbeckia subtomentosa
Family: Asteraceae

Protection Status:
State Status:  E
USFWS Status: 

Global Rank: G5
State Rank: S1

   

Photo by KSNPC Staff
Habitat:
Prairies and low grounds such as open stream terrace woodlands.

Species Description:
Perennial herb.

Phenology:
Flowering Period: Early July to late September.

Additional Information at NatureServe

Diagnostic Characteristics:
Stem is densely short hairy and bracts of the inflorescence have short sticky hairs. The achenes have a pappus that appears as a minute crown. The style appendages are short and blunt (rather than elongate).

Management:
Woody plant invasion may need to be controlled using periodic prescribed fire, mowing or other means to maintain the open character of the habitat for this species. Hand removal of trees in the vicinity of the species is necessary. Soil disturbance resulting from activities such as ATV trails, timber removal or any activity that results in increased erosion and weed invasion will be detrimental. Exotic pest plants are a threat to this species and should be removed.

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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