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Bartonia paniculata (Twining screwstem) | NPIN
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Bartonia paniculata

Bartonia paniculata (Michx.) Muhl.

Twining screwstem

Gentianaceae (Gentian Family)

Synonym(s):

USDA Symbol: BAPA2

USDA Native Status: L48 (N), CAN (N), SPM (N)

Plants may be parasitic or hemiparasitic on the roots of other plants or trees. Screw-stems are thus named because the shoots are often twisted (even twining), with the leaves arranged spirally.

 

From the Image Gallery

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Plant Characteristics

Duration: Annual
Habit: Vine
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Margin: Entire
Fruit Type: Capsule
Size Notes: 20-40 cm in height.
Fruit:

Bloom Information

Bloom Color: Pink
Bloom Time: Aug , Sep , Oct

Distribution

USA: AL , AR , CT , DC , DE , FL , GA , IL , KY , LA , MA , MD , ME , MI , MO , MS , NC , NH , NJ , NY , OK , PA , RI , SC , TN , TX , VA
Canada: NB , NL , NS , PE
Native Distribution: Florida to Louisiana, north to southern New England and Nova Scotia, west through southern New York to Okalahoma.
Native Habitat: Wet peat and sand.

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: OBL OBL OBL OBL OBL
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Crosby Arboretum - Picayune, MS
Natural Biodiversity - Johnstown, PA

Additional resources

USDA: Find Bartonia paniculata in USDA Plants
FNA: Find Bartonia paniculata in the Flora of North America (if available)
Google: Search Google for Bartonia paniculata

Metadata

Record Modified: 2007-01-01
Research By: TWC Staff

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