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Nuttall's toothwort

Scientific Name: Cardamine nuttallii var. dissecta

Family: Brassicaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Nuttall's Toothwort (Cardamine nuttallii)

Cardamine nuttallii, commonly known as Nuttall's Toothwort, is a fascinating plant with a variety of common names and interesting botanical characteristics.

Taxonomy and Nomenclature

  • Scientific Name: Cardamine nuttallii Greene
  • Family: Brassicaceae (Mustard Family)
  • Synonyms:
    • Cardamine hirsuta var. nuttallii
    • Cardamine nuttallii var. covilleana (O.E. Schultz) Rollins
    • Cardamine nuttallii var. dissecta (O.E. Schultz) Rollins
  • Common Names: Nuttall's Toothwort, Spring Beauty, Oaks Toothwort, Slender Toothwort, Palmate Toothwort, Beautiful Bittercress, Yellow Tubered Toothwort, California Toothwort, Milk Maids
  • Rank: Species, Variety

Distribution and Habitat

  • Native to western North America, ranging from British Columbia.
  • Observed in locations such as Clallam County, Washington; Mouth of Sandy River along Columbia River in Multnomah County, OR.

Morphological Characteristics and Growth Habits

  • A forb/herb, meaning it's a non-woody plant that isn't a grass.
  • Perennial, typically growing 4-8 inches tall.
  • Leaves are palmate with 3-5 leaflets.
  • Flowers are pink.
  • Blooms from March to May.

Quirky Facts

  • Nuttall's Toothwort is an early blooming western native.

Resources and Further Information

  • Encyclopedia of Life
  • Lewis and Clark Herbarium/Academy of Natural Sciences
  • TERMIUM (Government of Canada's terminology and linguistic data bank)