Kentucky Nature Preserves Rare Plants

Kentucky State Nature Preserves Commission

Floating Pennywort
Hydrocotyle ranunculoides
Family: Apiaceae

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

Global Rank: G5
State Rank: S1S2

Mucky shores, ditches, sloughs.

Species Description:
Perennial aquatic herb.

Flowering Period: Early May to late August.

Additional Information at NatureServe

Diagnostic Characteristics:
Species in this genus have generally orbicular shaped leaves on an elongate petiole, in this species the petiole is up to 25 cm long. These plants are aquatic and usually found floating in lakes and ponds. The flowering stalk is shorter than the leaves, about half the length of the petioles.

The habitat for this species is especially sensitive to changes in hydrology and not likely to withstand much alteration. Grazing or browsing pressure, vegetation removal, hydrologic changes (i.e. stream alterations road construction) would be detrimental.

Global Range:

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
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