Kentucky Nature Preserves Rare Plants

Kentucky State Nature Preserves Commission

Podostemum ceratophyllum
Family: Podostemaceae

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

Global Rank: G5
State Rank: S3

Swiftly flowing water, associated with good water quality.

Species Description:
Perennial aquatic herb.

Flowering Period: September-October

Additional Information at NatureServe

Diagnostic Characteristics:
Similar looking to red algae in that it appears as a threadlike mass attached to rocks beneath the water. It has more structure than algae however, and produces flowers in leaf axils and a ribbed capsule. Leaves are alternate and forked into linear flat segments. It has a reddish cast to the foliage.

Changes in hydrology or degradation of water quality in the habitat for this species could cause decline. Changes could result from overstory removal, stream/wetland alteration or impacts due to erosion. Disruption along the stream banks, especially repeated instances, could degrade the habitat for this species.

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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