Helianthus annuus

ClassificationDicots
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusHelianthus
Species:Helianthus annuus L.
Common NameSunflower
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: GILES; Natural Area Presence: LC; Natural Area Presence: NRG; Duration: Annual; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Xeric; Moisture Requirements: Sub-xeric; Moisture Requirements: Dry-mesic; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaflet Margins: serrate; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Brown (incl. Maroon); Base Flower Color: Yellow; Carpel Number/Pistil: 1; Fruit Complexity: Simple; Fruit Dehiscence: No; Fruit Type: Cypsela; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: head; Inflorescence Types: solitary; Ovary Position: Inferior; Overall Flower Symmetry: Actinomorphic; Overall Flower Symmetry: Zygomorphic; Ovules per Carpel: 1; Perianth Present: Yes; Petal Fusion: Yes; Petal Number: 5; Pistil Complexity: Simple; Pistil Number: 1; Placentation Type: Basal; Sepal Fusion: N/A; Sepal Number: N/A; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 5; Tepal Number: N/A
C value N/A
StatusNot Native; AGCP (FAC), EMP (FAC) (NWPL); TN[SNR] KY[SNA] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Helianthus annuus subsp. jaegeri Helianthus annuus subsp. jaegeri (Heiser) Heiser
Helianthus annuus subsp. lenticularis Helianthus annuus subsp. lenticularis (Dougl. ex Lindl.) Cockerell
Helianthus annuus subsp. texanus Helianthus annuus subsp. texanus Heiser
Helianthus annuus var. lenticularis Helianthus annuus var. lenticularis (Dougl. ex Lindl.) Steyermark
Helianthus annuus var. macrocarpus Helianthus annuus var. macrocarpus (DC.) Cockerell
Helianthus annuus var. texanus Helianthus annuus var. texanus (Heiser) Shinners
Helianthus aridus Helianthus aridus Rydb.
Helianthus lenticularis Helianthus lenticularis Douglas ex Lindl.

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Barren (KY), Calloway (KY), Campbell (KY), Carlisle (KY), Christian (KY), Clinton (KY), Franklin (KY), Fulton (KY), Garrard (KY), Hardin (KY), Henry (KY), Hopkins (KY), Jefferson (KY), Kenton (KY), McCreary (KY), Madison (KY), Meade (KY), Oldham (KY), Owen (KY), Rockcastle (KY), Todd (KY), Trigg (KY), Bradley (TN), Carroll (TN), Cheatham (TN), Davidson (TN), Franklin (TN), Giles (TN), Greene (TN), Hamblen (TN), Hamilton (TN), Hickman (TN), Knox (TN), Lauderdale (TN), Loudon (TN), McMinn (TN), Marshall (TN), Maury (TN), Montgomery (TN), Obion (TN), Putnam (TN), Rutherford (TN), Shelby (TN), Smith (TN), Stewart (TN), Sumner (TN), Washington (TN), Weakley (TN), Williamson (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, ETSU, HTTU, KNK, MEM, MTSU, TENN, UCHT, UOS, VDB

Range of years during which specimens were collected: 1971 - 2014

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100238847 Garrard Kentucky 26 Aug 1994 M. McHuffey
66
EKY
Helianthus annuus
31234100238813 Clinton Kentucky 07 Jun 1999 Mark A. Gorton
99-450
EKY
Helianthus annuus
31234100238920 Carroll Tennessee 09 Jul 1971 Betty Ann Thompson
168
EKY
Helianthus annuus
31973000005668 Campbell Kentucky 31 Jul 1982 Buddell, George
645
KNK
Helianthus annuus
TENN-V-0241177 Williamson Tennessee
TENN
Helianthus annuus
TENN-V-0231339 Shelby Tennessee
TENN
Helianthus annuus
TENN-V-0229866 Maury Tennessee
TENN
Helianthus annuus
TENN-V-0229855 Davidson Tennessee
TENN
Helianthus annuus
APSC0025267 Montgomery Tennessee
APSC
Helianthus annuus
APSC0025257 Trigg Kentucky
APSC
Helianthus annuus
APSC0116272 Jefferson Kentucky
APSC
Helianthus annuus
APSC0032020 Cheatham Tennessee
APSC
Helianthus annuus
HTTU003405 Tennessee
HTTU
Helianthus annuus
HTTU003403 Putnam Tennessee
HTTU
Helianthus annuus
MTSU021901 Rutherford Tennessee 19 Jun 1981 Joao M. C. Ribeiro
14
MTSU
Helianthus annuus
31234100238839 Fulton Kentucky 28 Sep 1982 Raymond Athey
4738
EKY
Helianthus annuus
31234100238771 Barren Kentucky 15 Aug 1979 George P. Johnson
434
EKY
Helianthus annuus
TENN-V-0229873 Shelby Tennessee
TENN
Helianthus annuus
TENN-V-0229874 Weakley Tennessee
TENN
Helianthus annuus
TENN-V-0229856 Franklin Tennessee
TENN
Helianthus annuus
TENN-V-0231320 Carlisle Kentucky
TENN
Helianthus annuus
APSC0116275 Jefferson Kentucky
APSC
Helianthus annuus
APSC0116274 Jefferson Kentucky
APSC
Helianthus annuus
APSC0025265 Montgomery Tennessee
APSC
Helianthus annuus
UCHT029144 Lauderdale Tennessee
UCHT
Helianthus annuus
ETSU012360 Tennessee
ETSU
Helianthus annuus
MEM014868 Todd Kentucky 20 Aug 1978 Raymond Athey
4210
MEM
Helianthus annuus
APSC0116244 Barren Kentucky
APSC
Helianthus annuus
31234100238854 Madison Kentucky 11 Jul 1982 Ronald L. Jones
3760
EKY
Helianthus annuus
31234100238888 Madison Kentucky 27 Sep 1975 J. Stuart Lassetter
2484
EKY
Helianthus annuus
TENN-V-0229858 Hamblen Tennessee
TENN
Helianthus annuus
TENN-V-0229854 Carroll Tennessee
TENN
Helianthus annuus
TENN-V-0229871 Shelby Tennessee
TENN
Helianthus annuus
TENN-V-0229867 Marshall Tennessee
TENN
Helianthus annuus
APSC0079955 Madison Kentucky
APSC
Helianthus annuus
APSC0116224 Franklin Kentucky
APSC
Helianthus annuus
APSC0116273 Henry Kentucky
APSC
Helianthus annuus
APSC0025259 Trigg Kentucky
APSC
Helianthus annuus
APSC0116277 Oldham Kentucky
APSC
Helianthus annuus
APSC0115588 Madison Kentucky
APSC
Helianthus annuus
HTTU003404 Smith Tennessee
HTTU
Helianthus annuus
HTTU003401 Hamilton Tennessee
HTTU
Helianthus annuus
ETSU012358 Greene Tennessee
ETSU
Helianthus annuus
31973000005669 Kenton Kentucky 15 Jul 1978 Applegarth, Patrick
407
KNK
Helianthus annuus
TENN-V-0229870 Rutherford Tennessee
TENN
Helianthus annuus
TENN-V-0229865 Maury Tennessee
TENN
Helianthus annuus
TENN-V-0229862 Knox Tennessee
TENN
Helianthus annuus
APSC0116242 Hopkins Kentucky
APSC
Helianthus annuus
APSC0025261 Stewart Tennessee
APSC
Helianthus annuus
APSC0116245 Carlisle Kentucky
APSC
Helianthus annuus
MTSU021918 Davidson Tennessee 03 Sep 2006 Torria S.
MTSU
Helianthus annuus
BRIT94807 Tennessee
VDB
Helianthus annuus
BRIT94809 Tennessee
VDB
Helianthus annuus
BRIT94811 Tennessee
VDB
Helianthus annuus
TENN-V-0229861 Knox Tennessee
TENN
Helianthus annuus
TENN-V-0229872 Sumner Tennessee
TENN
Helianthus annuus
TENN-V-0229869 Obion Tennessee
TENN
Helianthus annuus
TENN-V-0229875 Williamson Tennessee 20 Aug 1988 Lisa Kelly
TENN
Helianthus annuus
TENN-V-0229857 Giles Tennessee
TENN
Helianthus annuus
TENN-V-0229859 Hamilton Tennessee
TENN
Helianthus annuus
TENN-V-0229863 Lauderdale Tennessee
TENN
Helianthus annuus
BEREA024444 Rockcastle Kentucky
BEREA
Helianthus annuus
APSC0116276 Meade Kentucky
APSC
Helianthus annuus
APSC0025266 Montgomery Tennessee
APSC
Helianthus annuus
APSC0116278 Owen Kentucky
APSC
Helianthus annuus
APSC0025268 Montgomery Tennessee
APSC
Helianthus annuus
MTSU021891 Davidson Tennessee 27 Jun 2001 Angela Cathey
MTSU
Helianthus annuus
31234100238862 Madison Kentucky 11 Jul 1982 Ronald L. Jones
3760
EKY
Helianthus annuus
31234100238870 Madison Kentucky 11 Jul 1982 Ronald L. Jones
3760
EKY
Helianthus annuus
31234100238797 Carlisle Kentucky 08 Sep 1972 Raymond Athey
2108
EKY
Helianthus annuus
TENN-V-0229868 McMinn Tennessee
TENN
Helianthus annuus
TENN-V-0229853 Bradley Tennessee
TENN
Helianthus annuus
APSC0025269 Montgomery Tennessee
APSC
Helianthus annuus
APSC0116243 Barren Kentucky
APSC
Helianthus annuus
APSC0025260 Stewart Tennessee
APSC
Helianthus annuus
HTTU003400 Sumner Tennessee
HTTU
Helianthus annuus
HTTU003402 Davidson Tennessee
HTTU
Helianthus annuus
UOS00955 Franklin Tennessee 12 Aug 2014 Mary P. Priestley
UOS
Helianthus annuus
BRIT94810 Tennessee
VDB
Helianthus annuus
31234100238805 Christian Kentucky 05 Sep 1976 Raymond Athey
3638
EKY
Helianthus annuus
31234100238763 Barren Kentucky 15 Sep 1979 George P. Johnson
434
EKY
Helianthus annuus
31234100238904 McCreary Kentucky 30 Aug 1993 David D. Taylor
17232
EKY
Helianthus annuus
BEREA007596 Madison Kentucky
BEREA
Helianthus annuus
BEREA007595 Madison Kentucky
BEREA
Helianthus annuus
TENN-V-0229860 Hickman Tennessee
TENN
Helianthus annuus
APSC0116271 Campbell Kentucky
APSC
Helianthus annuus
APSC0025264 Montgomery Tennessee
APSC
Helianthus annuus
HTTU003399 Putnam Tennessee
HTTU
Helianthus annuus
MTSU021903 Rutherford Tennessee 15 Oct 1974 Michael R. Johnson
58
MTSU
Helianthus annuus
BRIT94808 Tennessee
VDB
Helianthus annuus
BRIT94772 Tennessee
VDB
Helianthus annuus
31234100238789 Calloway Kentucky 15 Sep 1982 Raymond Athey
4697
EKY
Helianthus annuus
31234100238896 Madison Kentucky 29 Oct 1994 Gary W. Libby
878
EKY
Helianthus annuus
BEREA007594 Madison Kentucky
BEREA
Helianthus annuus
31973000005667 Campbell Kentucky 31 Jul 1982 Buddell, George
645
KNK
Helianthus annuus
TENN-V-0231337 Fulton Kentucky
TENN
Helianthus annuus
TENN-V-0229864 Loudon Tennessee
TENN
Helianthus annuus
APSC0073867 Hardin Kentucky
APSC
Helianthus annuus
APSC0025258 Stewart Tennessee
APSC
Helianthus annuus
HTTU003406 Tennessee
HTTU
Helianthus annuus
BRIT94773 Tennessee
VDB
Helianthus annuus
BEREA025776 Madison Kentucky
BEREA
Helianthus annuus
ETSU012359 Washington Tennessee
ETSU
Helianthus annuus
BRIT94771 Tennessee
VDB
Helianthus annuus
BEREA025777 Madison Kentucky
BEREA
Helianthus annuus
MEM009099 Shelby Tennessee 05 Jul 1971 John E. Thompson Jr.
307
MEM
Helianthus annuus
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Plant Photos

Helianthus annuus - Theo Witsell
Helianthus annuus - Theo Witsell
Helianthus annuus - Theo Witsell
Helianthus annuus - Theo Witsell