KNP Rare Plants Database

KY Office of Kentucky Nature Preserves

Blue Jasmine Leather-flower
Clematis crispa
Family: Ranunculaceae

Protection Status:
State Status:  T
USFWS Status: 

Global Rank: G5
State Rank: S2


Photo by Dennis D. Horn @ TENN
Wet woods, swamps, and slough margins.

Species Description:
Perennial vining herb.

Flowering Period: Early May to late August.

Additional Information at NatureServe

Diagnostic Characteristics:
Climbing vine; sepals (which appear to be petals) are thick, 3-5 cm long and the margins above the middle thin and crisped (irregular). Plants occurring in swamps. The leaves are pinnate with 2-4 pairs and the lower leaflets larger than the others.

Avoid changes in moisture/hydrologic conditions at the site. Changes could result from overstory removal, stream/wetland alteration or impacts due to erosion. Exotic pest plants are a threat to this species. 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
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