Yellow screwstem
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Gentianales
- family: Gentianaceae
- genus: Bartonia
- species: Bartonia virginica
Contrecoeur- Farnham
- Nicolet
Quebec
Canada
Auburn
Alabama- New Castle
- Wilmington Manor
Delaware- Gary
- Hobart
- New Chicago
Indiana- Edgartown
- Marion
- Marion Center
- Nantucket
- Natick
Massachusetts- Biloxi
- Gulf Hills
- Ocean Springs
Mississippi- Amityville
- Babylon
- Bay Park
- Bedford
- Bellmore
- Central Islip
- Cold Spring Harbor
- Copiague
- East Garden City
- East Hampton
- East Hampton North
- East Massapequa
- East Rockaway
- Garden City
- Greenport
- Greenport West
- Hauppauge
- Hempstead
- Hewlett
- Hewlett Harbor
- Islip
- Islip Terrace
- Jamaica
- Laurel Hollow
- Lindenhurst
- Lynbrook
- Massapequa
- Massapequa Park
- Mineola
- Montauk
- North Amityville
- North Babylon
- North Massapequa
- Oceanside
- Pine Plains
- Remsenburg-Speonk
- Riverhead
- Rockville Centre
- Salisbury
- Sayville
- Seaford
- Smithtown
- Uniondale
- Village of the Branch
- Wantagh
- West Islip
- West Sayville
- Wheatley Heights
- Wyandanch
- Yonkers
New York- Cleveland
Ohio- Forest City
- Philadelphia
- Tannersville
- West Chester
Pennsylvania- Kingston
Rhode Island- Eastville
- Franconia
- Virginia Beach
Virginia- Washington, D. C.
Washington, D.C.
United States