Oenothera biennis — common evening primrose — distribution by town in Massachusetts

Legend
— town in which taxon has been recorded only recently (in or after 1980)
— both recent and historic records
— only historic records (dated prior to 1980)
— doubtful or erroneous record
Sources
Records retrieved from CNH Portal, NHESP town records for rare plants, generic records (e.g., observations listed in the county floras), and salicicola photo records. Click on any town marker to see source(s) of pertaining record(s) coded as [CNH], [generic], [photo], or [NHESP]. In the list below, exclamation sign ('!') appended to years for verified records, and question mark ('?') for unverified.
Records Sorted by Category
Only Historic
Historic and Recent
Only Recent
  1. MA — Dedham [ 2005 2005 ] Verified: [ ? ? ]
  2. MA — Boston [ 2005 2005 2005 2005 ] Verified: [ ? ? ? ? ]
  3. MA — Wareham [ 2006 2006 2015 ] Verified: [ ? ? ? ]
  4. MA — Needham [ 2009 ] Verified: [ ? ]
  5. MA — Carver [ 2010 2010 2010 ] Verified: [ ? ? ? ]
  6. MA — Plymouth [ 2011 2011 2011 2011 2011 2012 2012 2012 2012 2012 2012 2014 2014 2015 2016 2016 ] Verified: [ ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ]
  7. MA — Bourne [ 2013 2013 2013 ] Verified: [ ? ? ? ]
  8. MA — Newbury [ 2014 ] Verified: [ ? ]
  9. MA — Hingham [ 2014 ] Verified: [ ? ]
  10. MA — Bridgewater [ 2014 ] Verified: [ ? ]
  11. MA — Waltham [ 2020 ] Verified: [ ? ]
  12. MA — Belmont [ 2020 2020 ] Verified: [ ? ? ]
Unable to Map
(town name missing or non-standard or locality outside New England)
Generated June 9, 2026, 12:16 p.m. (America/New_York)