Kentucky Nature Preserves Rare Plants


 
Kentucky State Nature Preserves Commission





Tennessee Leafcup
Polymnia laevigata
Family: Asteraceae

Protection Status:
State Status:  E
USFWS Status: {null}

Global Rank: G3
State Rank: S1S2

P
Habitat:
Deep loess or alluvial soils in light to dense shade of rich mesic wooded slopes possibly associated with large river valleys.

Species Description:
Perennial herb.

Phenology:
Flowering Period: Early July to late October.

Additional Information at NatureServe

Diagnostic Characteristics:
Somewhat similar vegetatively to P. canadensis but has smoother, more deeply dissected leaves and narrower leaf segments, smaller flowering heads and 4-6 ribbed achenes.

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:
Appears to be mainly centered in the southern Cumberland Plateau of TN and possibly n. AL and GA (based on known distribution) with peripheral (or disjunct) populations in KY, MO, and FL.

Known Kentucky Occurrences:

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Data last updated: Wednesday, May 28, 2014
Kentucky State Nature Preserves Commission
801 Teton Trail
Frankfort,KY 40601
Phone: (502) 573-2886
Fax: (502) 573-2355
Email:
naturepreserves@ky.gov
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