Bidens laevis

Family (Traditional)Asteraceae
Species:Bidens laevis (L.) B.S.P.
Common NameSmooth Beggartick
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: NRG; Duration: Annual; General Ecology: Mudflat; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Reproductive Phenology: November; Reproductive Phenology: December; Leaf Arrangement: opposite; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Type: broadleaf; Leaflet Margins: dentate; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Orange; 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: corymb/cyme/umbel; 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
  • 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


SynonymFull Citation
Bidens chrysanthemoides Bidens chrysanthemoides
Bidens elegans Bidens elegans Greene
Bidens nashii Bidens nashii Small
Bidens parryi Bidens parryi
Bidens persicifolia Bidens persicifolia
Helianthus laevis Helianthus laevis L.
Heliopsis laevis Heliopsis laevis

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: Henry (KY), Fayette (TN), Knox (TN), Lake (TN), Obion (TN), Unicoi (TN)

Herbaria represented by specimen data listed below: ETSU, MEM, TENN, UCHT

Range of years during which specimens were collected: 1962 - 2015

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
N/A Knox Tennessee A. Ruth
Bidens chrysanthemoides
MEM003743 Henry Kentucky 29 Sep 1962 J.L. Gentry Jr.
Bidens laevis
N/A Unicoi Tennessee 20 Sep 2015 Frosty Levy
Bidens laevis
TENN-V-0232956 Fayette Tennessee
Bidens laevis
ETSU011750 Unicoi Tennessee
Bidens laevis
TENN-V-0232958 Obion Tennessee
Bidens laevis
N/A Knox Tennessee A. Ruth
Bidens chrysanthemoides
TENN-V-0232957 Lake Tennessee
Bidens laevis
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Plant Photos

Bidens laevis - Dwayne Estes
Bidens laevis - Dwayne Estes
Bidens laevis - Milo Pyne
Bidens laevis - Milo Pyne