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Leather Vasevine, Leather Flower, Vasevine - Clematis viorna


Family: Ranunculaceae - Buttercup family Genus Common Name: Leather Flower Native Status: NativeDicot Perennial Vine
Clematis viorna - Leather Vasevine, Leather Flower, Vasevine. Clematis viorna is a vine that is grows to around 20 feet long. Primarily a southeastern species, it is listed as endangered in Illinois and Pennsylvania.

Journal Articles Referencing Leather Flower

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Clematis viorna

Distribution of Clematis viorna in the United States and Canada:
Map unavailable.
Map courtesy of The Biota of North America Program.
Map color key

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Site: Blue Ridge Parkway, Haywood County, NC Date: 2010-July-12Photographer: Gerald C. Williamson
The blossom of Clematis viorna is dominated by the red to purple leathery sepals. The calyx makes an urn-shaped blossom.
Clematis viorna

Site: Blue Ridge Parkway, Haywood County, NC Date: 2010-July-12Photographer: Gerald C Williamson
Nikon D60
Tamron SP 90MM f/2.8 AF Macro
Long, silky tails on the achenes (seeds) are a characteristic of Clematis species.
Click on the photo for a larger image
Clematis viorna

Site: Blue Ridge Parkway, Haywood County, NC Date: 2010-July-12Photographer: Gerald C Williamson
Nikon D60
1/60f/8 ISO200
Tamron SP 90MM f/2.8 AF Macro
90mm (135 equiv)
The styles of Clematis viorna are somewhat hairy. This is one of the differences between this species and C. Pitcheri - Pitcher's Leather Flower – a very similar plant.
Click on the photo for a larger image
Clematis viorna

Site: Blue Ridge Parkway, Haywood County, NC Date: 2010-July-12Photographer: Gerald C Williamson
Nikon D60
Pinnate leaf of Clematis viorna has 3 to 9 leaflets.
Click on the photo for a larger image
Clematis viorna

Site: Blue Ridge Parkway, Haywood County, NC Date: 2010-July-12Photographer: Gerald C Williamson
Nikon D60
Leather Vasevine pollenator.
Click on the photo for a larger image
Clematis viorna

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Clematis viorna initially published on USWildflowers.com 2010-07-26; Updated 2015-06-25

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All content except USDA Plants Database map Copyright Gerald C. Williamson 2024
Photographs Copyright owned by the named photographer



Code Update 20230302