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small beggarticks

Scientific Name: Bidens discoidea

Family: Asteraceae

Category: Dicot

Growth: Forb/herb

Duration: Annual

Other Names: NH (small bidens)

       

Bidens discoidea: Small Beggarticks

Bidens discoidea, commonly known as small beggarticks, is an annual herb belonging to the Asteraceae family. Other common names include swamp beggar-ticks and discoid beggarticks.

Considerations for Pets

  • This plant produces burs that may attach to animal fur.
  • The text mentions the presence of "small, seed-like fruits," which could pose a choking hazard if ingested.

Considerations for Children

  • This plant produces burs that may attach to clothing.
  • The text mentions the presence of "small, seed-like fruits," which could pose a choking hazard if ingested.

Taxonomy and Nomenclature

  • Scientific Name: Bidens discoidea (Torr. & A. Gray) Britton
  • Family: Asteraceae (Daisy or Dandelion Family)
  • Genus: Bidens
  • Species: discoidea
  • Synonyms: The text lists Bidens discoidea (Torr. & A. Gray) Britton

Distribution and Habitat

  • Small beggar-ticks is native to New England.
  • It is found in damp ground, swamps, and shorelines.

Morphological Characteristics

  • Bidens discoidea is an annual herb that can grow up to 3 feet (1 meter) in height, but is often smaller.
  • The leaves are oppositely arranged and lance-shaped.
  • Upper stems terminate in individual or small clusters of 2-3 flowerheads.
  • The peduncles of the flowerheads are relatively short (up to 12 mm).
  • It is a rayless member of the genus, lacking colored ray florets on the flower head, or has heads rarely with very small rays.
  • Outer phyllaries are generally present.
  • The text mentions small petal-less yellow flower heads with 2 to 5 long spatula-shaped outer bracts

Ecology

  • Burs produced by the plant aid in its spread and colonization.

Further Information

  • USDA-NRCS PLANTS Database
  • Discover Life: Discover Life
  • Brooklyn Botanic Garden New York Metropolitan Flora Project (NYMF)
  • Dave's Garden: Dave's Garden
  • ITIS Name: Bidens