Bidens leptocephala

Bidens leptocephala, the fewflower beggarticks,[1] is a North American species of flowering plant in the family Asteraceae. It is native to the southwestern United States (Arizona, New Mexico, western Texas)[2] and northern Mexico (Chihuahua, Sonora, Baja California, Baja California Sur).[3][4]

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

Bidens leptocephala is an annual herb up to 50 cm (20 inches) tall. Flower heads are sometimes borne one at a time, sometimes in groups of 2 or 3, each head yellow or white with disc florets and sometimes with ray florets. The species usually grows on streambanks.[3][5]

References
  1. USDA, NRCS (n.d.). "Bidens leptocephala". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 29 May 2015.
  2. Biota of North America Program 2014 county distribution map
  3. Flora of North America, Bidens leptocephala Sherff, Bot. Gaz. 64: 22. 1917
  4. SEINet, Southwestern Biodiversity, Arizona Chapter, Bidens leptocephala Sherff description, photos, distribution map
  5. Sherff, Earl Edward 1917. Botanical Gazette 64(1): 22–23. description in Latin, commentary in English

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