Twining Screwstem Bartonia paniculata (Michaux) Muhlenberg subsp. paniculataS3 (Watch list)    Synonyms: Bartonia lanceolata.
Kingdom Plantae   >   Division Tracheophyta   >   Class Magnoliopsida   >   Order Gentianales   >   Family Gentianaceae   >   Genus Bartonia   

Status:

Twining Screwstem is only found in high quality peaty swamps.

Description:

Alternate leaves easily separates Twining Screwstem from the similar Virginia Screwstem.

There are 15 records in the project database.

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Twining Screwstem in St. Mary's Co., Maryland (8/21/2013). Photo by Jim Stasz. (MBP list)

Twining Screwstem in Jackson Co., Wisconsin (8/21/2011). In Maryland Twining Screwstem in on the state watch list (S3). Photo by Corey Raimond. (MBP list)


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