Bidens cernua

ClassificationDicots
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusBidens
Species:Bidens cernua L.
Common NameNodding Beggartick
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: DRU; Natural Area Presence: GILES; Natural Area Presence: GRSM; Natural Area Presence: LC; Natural Area Presence: RCSP; Natural Area Presence: SM; Natural Area Presence: UCR; Duration: Annual; General Ecology: Mudflat; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Mesic-Hydric; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Type: broadleaf; Leaf Venation: pinnate; Leaflet Margins: dentate; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Basifixed; 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; 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 5
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] KY[S5] (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
Bidens cernua var. dentata Bidens cernua var. dentata (Nutt.) Boivin
Bidens cernua var. elliptica Bidens cernua var. elliptica Wieg.
Bidens cernua var. integra Bidens cernua var. integra Wieg.
Bidens cernua var. minima Bidens cernua var. minima (Huds.) Pursh
Bidens cernua var. oligodonta Bidens cernua var. oligodonta Fern. & St. John
Bidens cernua var. radiata Bidens cernua var. radiata Dc.
Bidens filamentosa Bidens filamentosa
Bidens glaucescens Bidens glaucescens Greene
Bidens gracilenta Bidens gracilenta
Bidens leptomeria Bidens leptomeria
Bidens prionophylla Bidens prionophylla
Coreopsis bidens Coreopsis bidens

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: Adair (KY), Anderson (KY), Ballard (KY), Boone (KY), Bracken (KY), Breathitt (KY), Breckinridge (KY), Bullitt (KY), Campbell (KY), Carroll (KY), Clark (KY), Fayette (KY), Franklin (KY), Gallatin (KY), Garrard (KY), Grant (KY), Hardin (KY), Jefferson (KY), Jessamine (KY), Laurel (KY), Lewis (KY), Lyon (KY), Madison (KY), Marion (KY), Nelson (KY), Nicholas (KY), Powell (KY), Rockcastle (KY), Rowan (KY), Russell (KY), Scott (KY), Shelby (KY), Todd (KY), Trigg (KY), Trimble (KY), Warren (KY), Woodford (KY), Anderson (TN), Benton (TN), Bradley (TN), Campbell (TN), Carter (TN), Cumberland (TN), DeKalb (TN), Giles (TN), Grainger (TN), Hawkins (TN), Hickman (TN), Humphreys (TN), Jackson (TN), Jefferson (TN), Johnson (TN), Knox (TN), Lake (TN), Loudon (TN), Maury (TN), Monroe (TN), Montgomery (TN), Obion (TN), Polk (TN), Smith (TN), Stewart (TN), Sullivan (TN), Unicoi (TN), Union (TN), Washington (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, BOON, EKY, ETSU, HTTU, KNK, MDKY, TENN, UCHT

Range of years during which specimens were collected: 1954 - 2019

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100242062 Madison Kentucky 19 Sep 1993 Gary W. Libby
153
EKY
Bidens cernua
31234100241866 Ballard Kentucky 23 Sep 1968 Raymond Athey
477
EKY
Bidens cernua
31234100242039 Madison Kentucky 08 Oct 1995 Michael D. Moeykens
35
EKY
Bidens cernua
31234100242237 Todd Kentucky 13 Jun 1996 Bryce D. Fields
878
EKY
Bidens cernua
31234100241908 Breckinridge Kentucky 20 Oct 2003 Ronald L. Jones
9571
EKY
Bidens cernua
31234100241981 Franklin Kentucky 02 Oct 1981 Hal Bryan
FR-350
EKY
Bidens cernua
31234100754330 Madison Kentucky 06 Sep 1993 Gary W. Libby
58
EKY
Bidens cernua
31234100242054 Madison Kentucky 05 Aug 1975 J. Stuart Lassetter
2462
EKY
Bidens cernua
31234100242088 Madison Kentucky 05 Oct 1978 J. Stuart Lassetter
3414
EKY
Bidens cernua
31234100241841 Anderson Kentucky 29 Sep 1955 Mary E. Wharton
9545
EKY
Bidens cernua
31234100241957 Franklin Kentucky 05 Oct 1995 Jeffery D. Crosby
EKY
Bidens cernua
BEREA002746 Campbell Kentucky
BEREA
Bidens cernua
31973000005421 Gallatin Kentucky 29 Sep 1990 Thieret, John
s.n.
KNK
Bidens cernua
31973000005424 Bracken Kentucky 11 Sep 1983 Buddell, George
2339
KNK
Bidens cernua
31234100241890 Bracken Kentucky 03 Oct 1993 Randy L. Mears
s.n.
EKY
Bidens cernua
31234100242146 Russell Kentucky 05 Sep 1988 Bruce Hoagland
637
EKY
Bidens cernua
31234100241973 Franklin Kentucky 13 Sep 1982 S. P. Price
669
EKY
Bidens cernua
31234100242013 Jessamine Kentucky 22 Sep 1954 Mary E. Wharton
8735b
EKY
Bidens cernua
31234100241932 Fayette Kentucky 04 Dec 1997 Danny Husband
419
EKY
Bidens cernua
31234100754322 Shelby Kentucky 14 Oct 1995 Shawn Coyle
EKY
Bidens cernua
31234100757374 Madison Kentucky 24 Sep 1995 Dawn Wilkins
21
EKY
Bidens cernua
31234100242179 Woodford Kentucky 29 Sep 1955 Mary E. Wharton
9547
EKY
Bidens cernua
31234100242070 Madison Kentucky 07 Oct 1993 Gary W. Libby
829
EKY
Bidens cernua
31234100242161 Scott Kentucky 29 Sep 1956 Mary E. Wharton
10547
EKY
Bidens cernua
31234100765575 Madison Kentucky 25 Sep 2015 Thomas S. McFadden
197
EKY
Bidens cernua
BEREA002749 Lewis Kentucky
BEREA
Bidens cernua
ETSU006033 Unicoi Tennessee 27 Sep 2015 Frosty Levy
ETSU
Bidens cernua
TENN-V-0233130 Madison Kentucky
TENN
Bidens cernua
TENN-V-0232822 Knox Tennessee
TENN
Bidens cernua
31234100856309 Powell Kentucky 18 Sep 1988 R.C. Clark
22039
EKY
Bidens cernua
31234100241882 Bracken Kentucky 03 Oct 1993 Randy L. Mears
s.n.
EKY
Bidens cernua
31234100242120 Nicholas Kentucky 10 Oct 1997 James B. Beck
424
EKY
Bidens cernua
N/A Garrard Kentucky 29 Sep 1962 Elizabeth M. Browne
6522
EKY
Bidens cernua
31234100242153 Russell Kentucky 05 Sep 1988 Bruce Hoagland
652
EKY
Bidens cernua
31234100241833 Adair Kentucky 19 Sep 1997 Joe Metzmeier
36
EKY
Bidens cernua
31234100241940 Fayette Kentucky 06 Oct 1955 Mary E. Wharton
9595
EKY
Bidens cernua
BEREA002748 Lewis Kentucky
BEREA
Bidens cernua
MDKY00010208 Carroll Kentucky
MDKY
Bidens cernua
MDKY00010209 Breathitt Kentucky
MDKY
Bidens cernua
TENN-V-0232827 Monroe Tennessee
TENN
Bidens cernua
TENN-V-0232866 Giles Tennessee
TENN
Bidens cernua
TENN-V-0232823 Lake Tennessee
TENN
Bidens cernua
TENN-V-0232870 Johnson Tennessee
TENN
Bidens cernua
TENN-V-0232819 Knox Tennessee
TENN
Bidens cernua
APSC0027450 Montgomery Tennessee
APSC
Bidens cernua
31234100241858 Ballard Kentucky 06 Oct 1996 R.L. Jones
8011
EKY
Bidens cernua
BEREA002750 Lewis Kentucky
BEREA
Bidens cernua
BEREA002747 Lewis Kentucky
BEREA
Bidens cernua
BEREA002752 Madison Kentucky
BEREA
Bidens cernua
31973000005425 Boone Kentucky 28 Sep 1975 Applegarth, Patrick
10
KNK
Bidens cernua
31973000005423 Campbell Kentucky 20 Sep 1981 Buddell, George
438
KNK
Bidens cernua
MDKY00010210 Breathitt Kentucky
MDKY
Bidens cernua
TENN-V-0232832 Sullivan Tennessee
TENN
Bidens cernua
TENN-V-0232868 Hickman Tennessee
TENN
Bidens cernua
TENN-V-0232862 Campbell Tennessee
TENN
Bidens cernua
TENN-V-0233144 Powell Kentucky
TENN
Bidens cernua
TENN-V-0232829 Obion Tennessee
TENN
Bidens cernua
TENN-V-0232869 Jefferson Tennessee
TENN
Bidens cernua
APSC0121969 Bullitt Kentucky
APSC
Bidens cernua
APSC0027452 Montgomery Tennessee
APSC
Bidens cernua
31234100241916 Clark Kentucky 27 Sep 1955 Mary Ruth Beckett
1105
EKY
Bidens cernua
31234100242047 Madison Kentucky 30 Sep 1977 J. Stuart lassetter
2676
EKY
Bidens cernua
31234100242112 Nelson Kentucky 13 Oct 1997 Chris Coulter
46
EKY
Bidens cernua
31234100241874 Ballard Kentucky 23 Sep 1968 Raymond Athey
478
EKY
Bidens cernua
N/A Unicoi Tennessee 13 Sep 2014 Frosty Levy
ETSU
Bidens cernua
ETSU005847 Carter Tennessee 08 Oct 2015 Frosty Levy
ETSU
Bidens cernua
MDKY00010212 Nicholas Kentucky
MDKY
Bidens cernua
MDKY00010211 Powell Kentucky
MDKY
Bidens cernua
MDKY00010213 Rowan Kentucky
MDKY
Bidens cernua
TENN-V-0232831 Stewart Tennessee
TENN
Bidens cernua
TENN-V-0232824 Loudon Tennessee
TENN
Bidens cernua
TENN-V-0232817 Knox Tennessee
TENN
Bidens cernua
001052 Warren Kentucky 24 Sep 1980 Kruskamp, B.
54
BOON
Bidens cernua
APSC0027445 Trigg Kentucky
APSC
Bidens cernua
APSC0121898 Jessamine Kentucky
APSC
Bidens cernua
APSC0027462 Montgomery Tennessee
APSC
Bidens cernua
31234100241965 Franklin Kentucky 10 Oct 1983 S. P. Price
664
EKY
Bidens cernua
31234100242195 Woodford Kentucky 27 Sep 1954 Mary E. Wharton
8762
EKY
Bidens cernua
31234100242021 Lewis Kentucky 30 Sep 1995 Rudy A. Gelis
M1-1166
EKY
Bidens cernua
31234100241999 Franklin Kentucky Donald K. Walker
565
EKY
Bidens cernua
31234100242104 Marion Kentucky 24 Sep 1998 Ross C. Clark
EKY
Bidens cernua
31234100765583 Madison Kentucky 19 Sep 2014 Thomas S. McFadden
51
EKY
Bidens cernua
BEREA002751 Madison Kentucky
BEREA
Bidens cernua
ETSU005820 Unicoi Tennessee 29 Sep 2015 Frosty Levy
ETSU
Bidens cernua
ETSU005815 Unicoi Tennessee 29 Sep 2015 Frosty Levy
ETSU
Bidens cernua
TENN-V-0232860 Anderson Tennessee
TENN
Bidens cernua
TENN-V-0232825 Maury Tennessee
TENN
Bidens cernua
TENN-V-0232821 Knox Tennessee
TENN
Bidens cernua
APSC0027444 Stewart Tennessee
APSC
Bidens cernua
APSC0121990 Boone Kentucky
APSC
Bidens cernua
APSC0027457 Humphreys Tennessee
APSC
Bidens cernua
31234100241924 Fayette Kentucky 16 Oct 1993 D. Collinsworth
249
EKY
Bidens cernua
31234100242005 Franklin Kentucky Donald K. Walker
490
EKY
Bidens cernua
31234100242138 Powell Kentucky Donald K. Walker
438
EKY
Bidens cernua
31234100754348 Anderson Kentucky 02 Sep 1978 William S. Bryant
590
EKY
Bidens cernua
31234100242096 Madison Kentucky 01 Oct 1983 Ronald L. Jones
4188
EKY
Bidens cernua
31234100242187 Woodford Kentucky 10 Sep 1995 Wayne Long
60
EKY
Bidens cernua
ETSU005814 Unicoi Tennessee 29 Sep 2015 Frosty Levy
ETSU
Bidens cernua
TENN-V-0232865 Giles Tennessee
TENN
Bidens cernua
APSC0027464 Lake Tennessee
APSC
Bidens cernua
APSC0027456 Benton Tennessee
APSC
Bidens cernua
APSC0121991 DeKalb Tennessee
APSC
Bidens cernua
APSC0121993 Trimble Kentucky
APSC
Bidens cernua
APSC0121988 Franklin Kentucky
APSC
Bidens cernua
HTTU008813 Cumberland Tennessee
HTTU
Bidens cernua
N/A Knox Tennessee A. Ruth
644
UCHT
Bidens cernua
N/A Knox Tennessee A. Ruth
UCHT
Bidens cernua
TENN-V-0232867 Grainger Tennessee
TENN
Bidens cernua
TENN-V-0232864 Cumberland Tennessee
TENN
Bidens cernua
TENN-V-0232828 Montgomery Tennessee
TENN
Bidens cernua
TENN-V-0232820 Knox Tennessee
TENN
Bidens cernua
APSC0027459 Montgomery Tennessee
APSC
Bidens cernua
APSC0027461 Stewart Tennessee
APSC
Bidens cernua
APSC0027446 Lyon Kentucky
APSC
Bidens cernua
APSC0121994 Gallatin Kentucky
APSC
Bidens cernua
APSC0121986 Jefferson Kentucky
APSC
Bidens cernua
APSC0027458 Humphreys Tennessee
APSC
Bidens cernua
APSC0027441 Stewart Tennessee
APSC
Bidens cernua
APSC0027454 Benton Tennessee
APSC
Bidens cernua
APSC0069150 Hardin Kentucky
APSC
Bidens cernua
APSC0027460 Stewart Tennessee
APSC
Bidens cernua
APSC0027448 Lyon Kentucky
APSC
Bidens cernua
N/A Knox Tennessee A. Ruth
UCHT
Bidens cernua
N/A Unicoi Tennessee 09 Oct 2016 Frosty Levy
ETSU
Bidens cernua
N/A Carter Tennessee 15 Sep 2012 Frosty Levy
ETSU
Bidens cernua
31973000005420 Grant Kentucky 10 Oct 2003 Thieret, John
61651
KNK
Bidens cernua
31973000005422 Gallatin Kentucky 29 Sep 1990 Thieret, John
57170
KNK
Bidens cernua
31973000005419 Campbell Kentucky 28 Sep 1998 Naczi, Robert
7681
KNK
Bidens cernua
TENN-V-0232826 Monroe Tennessee
TENN
Bidens cernua
APSC0027442 Lyon Kentucky
APSC
Bidens cernua
APSC0027447 Trigg Kentucky
APSC
Bidens cernua
APSC0027449 Stewart Tennessee
APSC
Bidens cernua
APSC0090949 Franklin Kentucky
APSC
Bidens cernua
ETSU011736 Unicoi Tennessee
16651
ETSU
Bidens cernua
ETSU026633 Hawkins Tennessee 25 Aug 2019 Frosty Levy, Elaine Walker
19788
ETSU
Bidens cernua
BEREA026108 Rockcastle Kentucky
BEREA
Bidens cernua
ETSU027013 Hawkins Tennessee 18 Oct 2019 Frosty Levy, Elaine Walker
191169
ETSU
Bidens cernua
TENN-V-0232830 Smith Tennessee
TENN
Bidens cernua
TENN-V-0232861 Benton Tennessee
TENN
Bidens cernua
TENN-V-0232863 Campbell Tennessee
TENN
Bidens cernua
TENN-V-0232833 Union Tennessee
TENN
Bidens cernua
TENN-V-0232818 Knox Tennessee
TENN
Bidens cernua
APSC0027451 Montgomery Tennessee
APSC
Bidens cernua
HTTU024359 Jackson Tennessee
HTTU
Bidens cernua
HTTU026669 Cumberland Tennessee
HTTU
Bidens cernua
UCHT029377 Polk Tennessee
UCHT
Bidens cernua
ETSU032711 Johnson Tennessee
ETSU
Bidens cernua
N/A Knox Tennessee A. Ruth
644
UCHT
Bidens cernua
N/A Knox Tennessee A. Ruth
UCHT
Bidens cernua
APSC0121987 Jefferson Kentucky
APSC
Bidens cernua
UCHT036259 Campbell Tennessee
UCHT
Bidens cernua
BEREA026095 Garrard Kentucky
BEREA
Bidens cernua
N/A Hawkins Tennessee 25 Aug 2019 Frosty Levy, Elaine Walker
ETSU
Bidens cernua
ETSU034043 Carter Tennessee
ETSU
Bidens cernua
UCHT041103 Bradley Tennessee
UCHT
Bidens cernua
ETSU027367 Washington Tennessee 25 Oct 2018 Frosty Levy, Sollie Walker
18459
ETSU
Bidens cernua
ETSU031869 Sullivan Tennessee James T Donaldson
ETSU
Bidens cernua
N/A Hawkins Tennessee 18 Oct 2019 Frosty Levy, Elaine Walker
ETSU
Bidens cernua
ETSU011739 Unicoi Tennessee
ETSU
Bidens cernua
ETSU011738 Sullivan Tennessee
ETSU
Bidens cernua
N/A Knox Tennessee A. Ruth
UCHT
Bidens cernua
UCHT041102 Bradley Tennessee
UCHT
Bidens cernua
APSC0121968 Jefferson Kentucky
APSC
Bidens cernua
ETSU031935 Carter Tennessee James T Donaldson
ETSU
Bidens cernua
ETSU011737 Unicoi Tennessee
15603
ETSU
Bidens cernua
APSC0032773 Campbell Tennessee
APSC
Bidens cernua
APSC0027443 Stewart Tennessee
APSC
Bidens cernua
APSC0027463 Montgomery Tennessee
APSC
Bidens cernua
APSC0027440 Stewart Tennessee
APSC
Bidens cernua
TENN-V-0244478 Benton Tennessee
TENN
Bidens cernua
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Plant Photos

Bidens cernua - Dwayne Estes
Bidens cernua - Dwayne Estes
Bidens cernua - Dwayne Estes
Bidens cernua - Dwayne Estes
Bidens cernua - Theo Witsell
Bidens cernua - Theo Witsell
Bidens cernua - Theo Witsell
Bidens cernua - Theo Witsell
Bidens cernua - Theo Witsell
Bidens cernua - Theo Witsell