Bidens trichosperma

ClassificationDicots
FamilyAsteraceae
Family (Traditional)Asteraceae
GenusBidens
Species:Bidens trichosperma (Michx.) Britton
Common NameCrowned Beggarticks
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; 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; Leaf Arrangement: opposite; Leaf Complexity: compound; Leaf Dissection: 1; Leaf Dissection: 1.5; Leaf Dissection: 2; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: petiolate; Leaf Type: broadleaf; Leaf Venation: pinnate; Leaflet Margins: serrate; Leaflet Number: 3; Leaflet Number: 5; Leaflet Number: 7; Leaflet Number: 8; Leaflet Number: 9; Leaflet Number: 10; Leaflet Number: 11; Leaflet Number: 12; 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: corymb/cyme/umbel; Inflorescence Types: head; Ovary Position: Inferior; Overall Flower Symmetry: Actinomorphic; Ovules per Carpel: 1; Perianth Present: Yes; Petal Fusion: Yes; Petal Number: 3; Petal Number: 4; 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 4
StatusNative; AGCP (OBL), EMP (OBL) (NWPL)
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 coronata Bidens coronata (L.) Britton
Bidens coronata var. brachyodonta Bidens coronata var. brachyodonta Fernald
Bidens coronata var. tenuiloba Bidens coronata var. tenuiloba (A. Gray) Sherff
Bidens coronata var. trichosperma Bidens coronata var. trichosperma (Michx.) Fernald

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: Montgomery (KY), Putnam (TN)

Herbaria represented by specimen data listed below: APSC, HTTU

Range of years during which specimens were collected: -

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
APSC0122046 Montgomery Kentucky
APSC
Bidens trichosperma
HTTU008833 Putnam Tennessee
HTTU
Bidens trichosperma
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Plant Photos

Bidens trichosperma - Milo Pyne
Bidens trichosperma - Milo Pyne
Bidens trichosperma - Milo Pyne
Bidens trichosperma - Milo Pyne