Ranunculaceae
Swamp leather flower
Clematis crispa
- Family
- Ranunculaceae
- Genus
- Clematis
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Common names
By language (2)
- English
- Swamp leather flower
- Russian
- Ломонос курчавый
Synonyms
- Clematis cordata Sims
- Clematis crispa var. walteri (Pursh) A.Gray
- Clematis cylindrica Sims
- Clematis cylindrica var. lineariloba (DC.) Alph.Wood
- Clematis cylindrica var. walteri (Pursh) Torr. & A.Gray
- Clematis distorta Lavall.
- Clematis insulensis hort. ex K.Koch
- Clematis lineariloba DC.
- Clematis schillingii C.Kech
- Clematis simsii Sweet
- Clematis simsii subsp. lobata Kuntze
- Clematis simsii var. chrysocarpa Kuntze
- Clematis simsii var. micrantha Kuntze
- Clematis viticella subsp. crispa (L.) Kuntze
- Clematis viticella subsp. walteri (Pursh) Kuntze
- Clematis viticella var. lineariloba (DC.) Kuntze
- Clematis walteri Pursh
- Clematitis crispa (L.) Moench
- Coriflora crispa (L.) W.A.Weber
- Viorna crispa (L.) Small
- Viorna crispa var. walteri Small
- Viorna cylindrica Spach ex Dippel
- Viorna obliqua Small
- Viorna simsii Small
- Viticella crispa (L.) Bercht. & J.Presl
Flowers
- In flower
- March to June, August to September (from 506 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Vine
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
Photo: Judy Gallagher, CC BY 2.0, from Wikimedia Commons 
Photo: Eric Hunt, CC BY-SA 4.0, from Wikimedia Commons 
Photo: sonnia hill, CC BY 2.0, from Wikimedia Commons 
Photo: sonnia hill, CC BY 2.0, from Wikimedia Commons 
Photo: sonnia hill, CC BY 2.0, from Wikimedia Commons 
Photo: sonnia hill, CC BY 2.0, from Wikimedia Commons 
Photo: sonnia hill, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons 
Photo: Alex Abair, CC BY 4.0, from Wikimedia Commons
More in Clematis
- Traveller's-joyClematis vitalbaRanunculaceae
- Alpine clematisClematis alpinaRanunculaceae
- Fragrant clematisClematis flammulaRanunculaceae
- Ground virginsbowerClematis rectaRanunculaceae
- Clematis cirrhosaRanunculaceae
- Indian virgin's bowerClematis montanaRanunculaceae
- Solitary clematisClematis integrifoliaRanunculaceae
- Italian leather flowerClematis viticellaRanunculaceae
- Clematis armandiRanunculaceae
- Oriental virginsbowerClematis orientalisRanunculaceae
- Clematis lanuginosaRanunculaceae
- Golden tiara clematisClematis tanguticaRanunculaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.