Bidens tripartita
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Bidens
Species:
B. tripartita
Binomial name
Bidens tripartita
Synonyms[2]
Synonymy
  • Bidens acuta (Wiegand) Britton
  • Bidens orientalis Velen.
  • Bidens shimadai Hayata
  • Bidens bullata L., syn of subsp. bullatus
  • Bidens hirtus Godr., syn of subsp. bullatus
  • Bidens repens D.Don, syn of var. repens
  • Bidens trifida Buch.-Ham. ex Roxb., syn of var. repens

Bidens tripartita is a common and widespread species of flowering plant in the sunflower family, Asteraceae, commonly known as three-lobe beggarticks,[3] three-part beggarticks, leafy-bracted beggarticks or trifid bur-marigold. It is native to much of Eurasia, North Africa, and North America, with naturalized populations in Australia and on some Pacific Islands.[4][5][6][7][8]

Distribution and abundance

Bidens tripartita is native to much of Eurasia, North Africa, and North America, with naturalized populations in Australia and on some Pacific Islands.[4][5][6][7][8] Bidens tripartita is considered relatively rare in southwestern British Columbia and was likely introduced from eastern North America and Europe.[9]

Morphology

Bidens tripartita is an annual species with rigid stems and fibrous roots. Leaves are often deeply lobed. Flower heads are discoid and lacking ray flowers. Fruits are achenes.[9]

Subspecies and varieties

  • Bidens tripartita subsp. bullatus (L.) Rouy
  • Bidens tripartita var. repens (D.Don) Sherff
  • Bidens tripartita subsp. tripartita
  • Bidens tripartita var. tripartita[2]

References

  1. ↑ Lansdown, R.V. (2014). "Bidens tripartita". IUCN Red List of Threatened Species. 2014: e.T168750A42337582. doi:10.2305/IUCN.UK.2014-1.RLTS.T168750A42337582.en. Retrieved 31 July 2023.
  2. 1 2 The Plant List, Bidens tripartita L.
  3. ↑ Lee, Sangtae; Chang, Kae Sun, eds. (2015). English Names for Korean Native Plants (PDF). Pocheon: Korea National Arboretum. p. 374. ISBN 978-89-97450-98-5. Retrieved 7 March 2019 – via Korea Forest Service.
  4. 1 2 "Bidens tripartita". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 1 January 2018.
  5. 1 2 "Bidens tripartita Linnaeus". Flora of North America.
  6. 1 2 Flora of China, 狼杷草 lang pa cao, Bidens tripartita Linnaeus, Sp. Pl. 2: 831. 1753
  7. 1 2 Altervist Flora Italiana, Forbicina comune, Bidens tripartita L. includes photos, drawings, European distribution map
  8. 1 2 "Atlas of Living Australia". Archived from the original on 2016-03-31. Retrieved 2015-05-28.
  9. 1 2 "E-Flora BC Atlas Page". linnet.geog.ubc.ca. Retrieved 2022-12-11.
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