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narrowleaf bittercress

Scientific Name: Cardamine impatiens

Family: Brassicaceae

Category: Dicot

Growth: Forb/herb

Duration: Annual, Biennial

Other Names:

       

Narrowleaf Bittercress (Cardamine impatiens)

Narrowleaf bittercress, scientifically known as Cardamine impatiens, is an herbaceous annual or biennial plant. It is recognized as an invasive species in several regions.

Considerations for Pets

  • This plant is commonly found in shady woods, which might be areas where pets explore.

Considerations for Children

  • The plant can be found in moist woods, stream banks and thickets, areas where children may play.

Common Names

  • Narrowleaf Bittercress
  • Narrow-leaved Bittercress
  • Bushy Rock-cress
  • Lamb's Cress
  • Land Cress
  • Spring Cress
  • Hairy Bitter-cress

Taxonomy and Nomenclature

  • Scientific Name: Cardamine impatiens L.
  • Family: Brassicaceae (also known as Cruciferae or Mustard family)
  • Domain: Eukaryota
  • Synonyms: None explicitly mentioned, but it's noted that other Cardamine species may resemble it.

Distribution and Habitat

  • Native to Eurasia.
  • It has been identified as a new exotic species in Minnesota and is found in Pennsylvania, Harford County, Maryland and Andover, MA.
  • Prefers habitats like shady woods, stream banks, moist woods, and thickets.

Ecological Role

  • Considered an invasive plant with the ability to rapidly spread and colonize a variety of habitats.
  • Forms dense stands that outcompete native plant species.
  • Designated as an "early detection species" due to its limited distribution and potential for further spread.

Morphological Characteristics

  • Herbaceous annual or biennial forb.
  • Grows 6-31 inches (approximately 0.15 - 0.8 meters) tall, potentially reaching up to 2 feet (0.6 meters).
  • First-year plants form a rosette and rarely flower.
  • Distinguished by distinct auricles at the leaf base.

Interactions with Other Organisms

  • Outcompetes native plant species in forested habitats.

Further Information

  • U.S. Department of Agriculture, Natural Resources Conservation Service (NRCS): 344 Merrow Road, Suite A, Tolland, Connecticut 06084-3917
  • Maryland Biodiversity Project: www.marylandbiodiversity.com/viewSpecies.php?species=14388
  • USDA PLANTS Symbol: CAIM
  • Invasive Plant Atlas
  • EDDMapS