Become a Sponsor of the NY Flora Atlas!

Helianthus decapetalus

Family:Asteraceae
Species:Helianthus decapetalus L.
Common Name:thin-leaved sunflower
Habitat:Most common on stream banks and in alluvial thickets and forests. It also occurs in deciduous swamps, wet forests, and wet to mesic disturbed areas. This species is long rhizomatous and can create large dense patches.
Associated Ecological Communities:**
Growth Habit:Forb/herb
Duration:Perennial
Category:Vascular
Plant Notes:**
Taxonomic Notes:**
Status:Native, FACU (NCNE), FACU (EMP), S5 (State Rank), G5 (Global Rank), CoC: 7
References:**

** Not applicable or data not available.

Classification

SupraordinalEudicots
Order Asterales
FamilyAsteraceae
Genus Helianthus
SpeciesHelianthus decapetalus L. - thin-leaved sunflower

Citation

Citation Helianthus decapetalus L.
Basionym: **
Type: **

** Not applicable or data not available.

Source

CountyYearHerbariaNotesSubmission Info
Albany  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Albany1989 NYS
Herbarium Name Used: none Helianthus decapetalus
   
Allegany1943 BUF – Herbarium # 84655
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Bronx1973 BKL – BKL00040287
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Bronx1988 BKL – BKL00040292
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Bronx  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Broome2008 BING
Herbarium Name Used: Helianthus decapetalus
  1/18/2020 - BING (Julian Shepherd)
Cattaraugus  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Cattaraugus1982 BUF – Herbarium # 58402
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Cayuga  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Chautauqua1994 NYS
Herbarium Name Used: none Helianthus decapetalus
   
Chemung1896 BUF – Herbarium # 32220
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Chemung  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Columbia  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Dutchess  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Dutchess1973 BKL – BKL00040293
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Erie1918 BUF – Herbarium # 74108
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1898 BUF – Herbarium # 67847
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1860 BUF – Herbarium # 32217
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1892 BUF – Herbarium # 53513
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1888 BUF – Herbarium # 67845
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1888 BUF – Herbarium # 67846
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1933 BUF – Herbarium # 84653
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1989 BUF – Herbarium # 66513
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1987 BUF – Herbarium # 67844
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie1946 BUF – Herbarium # 84656
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Erie  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Essex  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Fulton2007 NYS – 444
Herbarium Name Used: Helianthus decapetalus
  12/22/2009 - Donna Vogler
Fulton2007 FMCC – 444
Herbarium Name Used: Helianthus decapetalus
  12/22/2009 - Donna Vogler
Greene  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Herkimer  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Jefferson  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Livingston  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Madison  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Monroe1974 BUF – Herbarium # 84654
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Monroe  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Nassau1902 BKL – BKL00040290
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Niagara1924 BUF – Herbarium # 53515
Herbarium Name Used: Helianthus decapetus
  12/18/2009 - BUF (Ed Fuchs)
Niagara1884 BUF – Herbarium # 67843
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Niagara1991 BUF – Herbarium # 74015
Herbarium Name Used: Helianthus decapetalus
  12/18/2009 - BUF (Ed Fuchs)
Niagara  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Oneida  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Onondaga  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Ontario  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Ontario1980 FLH
Herbarium Name Used: Helianthus decapetalus
  3/13/2022 - FLH (Bruce Gilman)
Ontario1982 FLH
Herbarium Name Used: Helianthus decapetalus
  3/13/2022 - FLH (Bruce Gilman)
Orange1992 CONN
Herbarium Name Used: none Helianthus decapetalus
   
Orange1990 NYS
Herbarium Name Used: none Helianthus decapetalus
   
Orange1893 BKL – BKL00040303
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Orange1992 BKL – BKL00029807
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Orange1992 BKL – BKL00040297
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Orange1992 BKL – BKL00040298
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Orange1997 BKL – BKL00005106
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Orange1990 BKL – BKL00029806
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Oswego  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Otsego1886 BKL – BKL00040301
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Otsego2012 SUCO – 9768
Herbarium Name Used: Helianthus decapetalus
  6/28/2013 - Connie Tedesco
Otsego  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Putnam1999 BKL – BKL00040289
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Queens  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Rensselaer  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Rensselaer1999 NYS
Herbarium Name Used: none Helianthus decapetalus
   
Richmond1908 BKL – BKL00040302
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Richmond2007 BKL – BKL00086989
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Rockland2001 BKL – BKL00019638
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Rockland  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Rockland1990 NYS
Herbarium Name Used: none Helianthus decapetalus
   
Saratoga  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Schenectady  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Schoharie  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
St. Lawrence2001 BH
Herbarium Name Used: none Helianthus decapetalus
  Anne Johnson
St. Lawrence1998 NYS
Herbarium Name Used: none Helianthus decapetalus
   
St. Lawrence1916 BKL – BKL00040300
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
St. Lawrence2006 BKL – BKL00090633
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Steuben  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Suffolk2007 BKL – BKL00086963
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Suffolk1920 BKL – BKL00040288
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Sullivan  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Ulster  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Ulster1931 BKL – BKL00040299
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Ulster1887 BKL – BKL00040294
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Warren  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Warren1942 BH
Herbarium Name Used: Helianthus decapetalus
Werier (2017) voucher!; H.D. House 28834 3/6/2018 - David Werier
Washington  NYFA_1990
Herbarium Name Used: none Helianthus decapetalus
   
Washington1913 BKL – BKL00040291
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Westchester1882 BKL – BKL00040296
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)
Westchester  BKL – BKL00040295
Herbarium Name Used: Helianthus decapetalus
  2/8/2012 - BKL (Steve Glenn)

Synonyms

SynonymFull CitationBasionymTypeNotes
Helianthus trachelifolius Helianthus trachelifolius Mill.