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small mountain bittercress

Scientific Name: Cardamine clematitis

Family: Brassicaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names: TN (mountain bittercress)

       

Cardamine Species: Bittercresses

This page provides information about various Cardamine species, commonly known as bittercresses. Several species are referenced, including Cardamine clematitis, Cardamine pattersonii, and Cardamine micranthera.

Considerations for Pets

  • Some Cardamine species are commonly found in gardens.

Species Overview

  • Cardamine clematitis: Known as Small Mountain Bittercress.
  • Cardamine pattersonii: Known as Saddle Mountain Bittercress. Also referred to as large toothwort.
  • Cardamine micranthera: Known as small-anthered bittercress or streambank bittercress.

Taxonomy and Nomenclature

  • Genus: Cardamine
  • Cardamine clematitis
    • Rank: Species
    • Synonyms: Cardamine clematitis Shuttlw. ex A. Gray
    • Common Name: Small Mountain Bittercress, Mountain Bittercress

Distribution and Habitat

  • Cardamine clematitis is found in mountain environments, including high mountain boulder fields, specifically in locations such as Georgia (USA) where it's considered very rare.
  • It thrives in areas near streams, marshes, and other wet environments.
  • Cardamine pattersonii is associated with Saddle Mountain in Oregon's Coast Range.
  • Large mountain bittercress can be found in small streams on the west slopes of Fields Peak, Malheur National Forest.

Morphological Characteristics

  • Cardamine are generally forbs/herbs (non-woody plants that are not grasses).
  • Cardamine clematitis flowers are white and small, between 3mm and 4mm across, with four petals and nominally six stamens.
  • Hairy Bittercress is a small plant that usually grows to about 10cm, although it can reach 30cm, with a characteristic basal rosette.
  • Large Mountain Bittercress has stem leaves with edges that are wavy, lobed, or toothed, sometimes tipped with small white calluses.

Ecological Role

  • Some species, like Hairy Bittercress, are considered wild edibles.

Quirky Facts

  • Small Mountain Bittercress is very rare in Georgia and currently known from only one location.
  • Saddle Mountain, associated with Cardamine pattersonii, is one of the highest peaks in Oregon’s Coast Range, reaching 3,283 feet.

Resources and Further Information

  • USDA PLANTS database
  • Discover Life
  • Garden Guides