No images found for this plant ID: 8469.

Ensure images are uploaded to the Media Library and tagged with "8469" in the "plant_image_tag" taxonomy.

Safe for Children?

Safe for Dogs?

Safe for Cats?

Safe for Reptiles?

purple bittercress

Scientific Name: Cardamine purpurea

Family: Brassicaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Cardamine: Bittercress

Cardamine, commonly known as bittercress or bitter-cress, is a large genus of flowering plants belonging to the mustard family.

Considerations for Pets

  • A "Safe Plant Rating" suggests that Purple Bittercress is not considered safe for dogs or cats.

Considerations for Children

  • A "Safe Plant Rating" indicates that Purple Bittercress is not considered safe for children.

Taxonomy and Nomenclature

  • Scientific Name: Cardamine
  • Common Names: Bittercress, Bitter-cress
  • Family: Brassicaceae (also referred to as Cruciferae)
  • Synonyms/Related Species:
    • Cardamine douglassii (Limestone Bitter Cress, Purple Bitter Cress)
    • Cardamine purpurea (Purple Bittercress)
    • Cardamine bulbosa (Bulbous Bittercress)
    • Cardamine bellidifolia (Alpine Bittercress)
    • Cardamine oligosperma (Shotweed)
    • Cardamine flexuosa (Wavey Bittercress)
    • Cardamine hirsuta (Hairy Bittercress)

Morphological Characteristics

  • Minute to medium-sized flowers that can be white, pink, or purple.
  • Stamens usually number 6, with 4 long and 2 short; anthers may be dark purple.
  • Lower leaves can be rounded and sometimes purple on the underside.
  • Basal petioles may have long hairs along their margins and can be dull purple.
  • Some species have reddish to purple stems.
  • Hairy Bittercress can have rounded, purple-brown or black bulbils in the axils of the leaves.
  • Hairy Bittercress has erect stems about 3 to 9 inches tall and the base stems are square in cross section and green or purple in color.

Distribution and Habitat

  • Cosmopolitan distribution, except for Antarctica.
  • Cardamine hirsuta (Hairy Bittercress) is native to Europe.
  • Cardamine douglassii (Pink bitter-cress) is native to eastern North America, specifically found in Connecticut and Massachusetts.

Additional Information

  • Mentioned as a weed, specifically, Hairy Bittercress is referred to as one of the most powerful of seed-spreading weeds.

Resources and Further Information

  • Discover Life offers information about the biology, natural history, ecology, identification, and distribution of Cardamine purpurea.
  • NatureWatch NZ may have photos tagged "Cardamine purpurea".