Bidens_tripartita

<i>Bidens tripartita</i>

Bidens tripartita

Species of plants in the sunflower family

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]

Quick Facts Bidens tripartita, Conservation status ...

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. [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. [2]
    The Plant List, Bidens tripartita L.
  3. [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. [4]
    "Bidens tripartita". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 1 January 2018.
  5. [5]
    "Bidens tripartita Linnaeus". Flora of North America.
  6. [6]
    Flora of China, 狼杷草 lang pa cao, Bidens tripartita Linnaeus, Sp. Pl. 2: 831. 1753
  7. [7]
    Altervist Flora Italiana, Forbicina comune, Bidens tripartita L. includes photos, drawings, European distribution map
  8. [8]
    "Atlas of Living Australia". Archived from the original on 2016-03-31. Retrieved 2015-05-28.
  9. [9]
    "E-Flora BC Atlas Page". linnet.geog.ubc.ca. Retrieved 2022-12-11.
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