From Wikipedia, the free encyclopedia

Bidens eatonii
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Bidens
Species:
B. eatonii
Binomial name
Bidens eatonii

Bidens eatonii (Eaton's beggarticks) [2] is a North American species of flowering plant in the family Asteraceae. It is native to eastern Canada ( Québec, New Brunswick, Prince Edward Island) and the northeastern United States ( Maine, Massachusetts, Connecticut, New York, New Jersey). [3]

Bidens eatonii is an annual herb up to 150 cm (60 inches) tall. It produces as many as 3 flower heads containing yellow disc florets but usually no ray florets (occasionally 1, 2, or 3). The species grows mostly along the banks of estuaries and coastal salt marshes. [4] [5] [6]

Conservation status in the United States

It is listed as endangered in Connecticut, [7] Massachusetts, and New Jersey. It is listed as threatened in Maine. [8]

References

  1. ^ Smith, K. (2016). "Bidens eatonii". The IUCN Red List of Threatened Species. 208. IUCN. e.T64264329A67728563. doi: 10.2305/IUCN.UK.2016-1.RLTS.T64264329A67728563.en.
  2. ^ USDA, NRCS (n.d.). "Bidens eatonii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 29 May 2015.
  3. ^ "Bidens eatonii". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014.
  4. ^ Strother, John L.; Weedon, Ronald R. (2006). "Bidens eatonii". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 21. New York and Oxford: Oxford University Press – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  5. ^ Fernald, Merritt Lyndon 1903. Rhodora 5(51): 92 description and figure captions in English
  6. ^ Fernald, Merritt Lyndon 1903. Rhodora 5(51): plate 45, figures 11-20 line drawings of Bidens eatonii
  7. ^ "Connecticut's Endangered, Threatened and Special Concern Species 2015". State of Connecticut Department of Energy and Environmental Protection Bureau of Natural Resources. Retrieved 19 January 2018. (Note: This list is newer than the one used by plants.usda.gov and is more up-to-date.)
  8. ^ USDA, NRCS (n.d.). "Bidens eatonii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 28 January 2018.

External links


From Wikipedia, the free encyclopedia

Bidens eatonii
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Bidens
Species:
B. eatonii
Binomial name
Bidens eatonii

Bidens eatonii (Eaton's beggarticks) [2] is a North American species of flowering plant in the family Asteraceae. It is native to eastern Canada ( Québec, New Brunswick, Prince Edward Island) and the northeastern United States ( Maine, Massachusetts, Connecticut, New York, New Jersey). [3]

Bidens eatonii is an annual herb up to 150 cm (60 inches) tall. It produces as many as 3 flower heads containing yellow disc florets but usually no ray florets (occasionally 1, 2, or 3). The species grows mostly along the banks of estuaries and coastal salt marshes. [4] [5] [6]

Conservation status in the United States

It is listed as endangered in Connecticut, [7] Massachusetts, and New Jersey. It is listed as threatened in Maine. [8]

References

  1. ^ Smith, K. (2016). "Bidens eatonii". The IUCN Red List of Threatened Species. 208. IUCN. e.T64264329A67728563. doi: 10.2305/IUCN.UK.2016-1.RLTS.T64264329A67728563.en.
  2. ^ USDA, NRCS (n.d.). "Bidens eatonii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 29 May 2015.
  3. ^ "Bidens eatonii". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014.
  4. ^ Strother, John L.; Weedon, Ronald R. (2006). "Bidens eatonii". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 21. New York and Oxford: Oxford University Press – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  5. ^ Fernald, Merritt Lyndon 1903. Rhodora 5(51): 92 description and figure captions in English
  6. ^ Fernald, Merritt Lyndon 1903. Rhodora 5(51): plate 45, figures 11-20 line drawings of Bidens eatonii
  7. ^ "Connecticut's Endangered, Threatened and Special Concern Species 2015". State of Connecticut Department of Energy and Environmental Protection Bureau of Natural Resources. Retrieved 19 January 2018. (Note: This list is newer than the one used by plants.usda.gov and is more up-to-date.)
  8. ^ USDA, NRCS (n.d.). "Bidens eatonii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 28 January 2018.

External links



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