Nodding Beggarticks
Bidens cernua Linnaeus
Nodding Beggarticks: https://marylandbiodiversity.com/species/4209
Synonyms
Nodding Beggar-ticks 
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Source: Wikipedia

Bidens cernua

Secure  (NatureServe)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Bidens
Species:
B. cernua
Binomial name
Bidens cernua
Synonyms[1][2][3]
  • Bidens ciliolata Greene
  • Bidens cusickii Greene
  • Bidens dentata (Nutt.) Wiegand
  • Bidens elliptica (Wiegand) Gleason
  • Bidens filamentosa Rydb.
  • Bidens gracilenta Greene
  • Bidens graveolens Komarov 1916 not Mart. 1824
  • Bidens kelloggii Greene
  • Bidens leptomeria Greene
  • Bidens leptopoda Greene
  • Bidens lonchophylla Greene
  • Bidens macounii Greene
  • Bidens marginata Greene 1901 not Perr ex DC. 1836
  • Bidens minima Huds.
  • Bidens prionophylla Greene
  • Bidens quadriaristata var. dentata Nutt.
  • Bidens tripartita var. minima Huds.
  • Bidens venosa Gardner
  • Buphthalmum nutans Vitman
  • Coreopsis bidens L.
  • Coreopsis quadricornis Krock.
  • Coreopsis ridens Gunnerus

Bidens cernua is a species of flowering plant in the aster family, Asteraceae.[4][5][6][7] Bidens cernua is distributed throughout much of Eurasia and North America.[4][5][6][7] It is commonly called nodding beggarticks[8] or nodding bur-marigold.[9]

Distribution and abundance

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Bidens cernua is distributed throughout much of Eurasia and North America.[4][5][6][7]

Morphology

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General description

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Bidens cernua is an annual species growing roughly 1m tall, with a fibrous root. Stems are rigid and often either simple or beached. Stem leaves are simple, unstalked, and opposite.

References

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  1. ^ "The Plant List: A Working List of All Plant Species".
  2. ^ "IPNI entry for Coreopsis ridens".
  3. ^ "IPNI entry for Bidens venosa".
  4. ^ a b c Flora of North America, Bidens cernua Linnaeus, Sp. Pl. 2: 832. 1753.
  5. ^ a b c Flora of China, 柳叶鬼针草 liu ye gui zhen cao, Bidens cernua Linnaeus, Sp. Pl. 2: 832. 1753
  6. ^ a b c Biota of North America Program 2014 county distribution map
  7. ^ a b c Altervista Flora Italiana, Forbicina intera, Bidens cernua L. includes photos and European distribution map
  8. ^ Voss, E.G. (1996). Michigan Flora: A guide to the identification and occurrence of the native and naturalized seed-plants of the state. Part III: Dicots (Pyrolaceae–Compositae). Vol. Bulletin 61. Ann Arbor, Michigan, U.S.A.: Cranbrook Institute of Science and University of Michigan Herbarium.
  9. ^ BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.